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STEM - Science | Now You See It, Now You Don't
2025-06-11 14:00:00 2025-06-11 15:00:00 America/New_York STEM - Science | Now You See It, Now You Don't Need to keep a note secret? Learn the science behind codes and invisible inks to keep secrets hidden in plain sight. Peachtree Corners Branch -

Wednesday, June 11
2:00pm - 3:00pm

Add to Calendar 2025-06-11 14:00:00 2025-06-11 15:00:00 America/New_York STEM - Science | Now You See It, Now You Don't Need to keep a note secret? Learn the science behind codes and invisible inks to keep secrets hidden in plain sight. Peachtree Corners Branch -

Need to keep a note secret? Learn the science behind codes and invisible inks to keep secrets hidden in plain sight.

Need to keep a note secret? Learn the science behind codes and invisible inks to keep secrets hidden in plain sight. We will experiment with several different codes and try our hand at invisible ink.  We will also learn how spies have used this technology for centuries.

AGE GROUP: | Ages 6-11 | Ages 16-18 | Ages 12 - 15 |

EVENT TYPE: | STEM - Science |

Peachtree Corners Branch
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We're closed Sunday April 05
Mon, Mar 30 10:00AM to 8:00PM
Tue, Mar 31 10:00AM to 8:00PM
Wed, Apr 01 10:00AM to 8:00PM
Thu, Apr 02 10:00AM to 8:00PM
Fri, Apr 03 10:00AM to 5:00PM
Sat, Apr 04 10:00AM to 5:00PM
Sun, Apr 05 Closed
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Early Learning | Baby Storytime LIVE! - via Google Meets
Fri, Apr 03, 9:00am - 9:25am
Virtual
Join Ms. Sarah for an interactive virtual storytime geared for babies, ages 0-2 and their grown-ups!
Register
Community | Tummy Time
Fri, Apr 03, 10:00am - 11:00am
Dacula Branch
Playtime for pre-walker babies and their parents/caregivers to meet other families in the community.
Early Learning | Preschool Storytime LIVE! - via Google Meets
Fri, Apr 03, 10:30am - 11:00am
Virtual
Join Ms. Sarah for an interactive virtual storytime for preschoolers, ages 2-5!
Register
Early Learning | Toddler Time
Fri, Apr 03, 11:00am - 11:30am
Duluth Branch - Duluth Meeting Room
Join Ms. Sarah for a half-hour storytime designed for babies and toddlers 2 and under.
Learning Labs | Product Photography Basics
Fri, Apr 03, 1:00pm - 2:00pm
Peachtree Corners Branch - Peachtree Corners Makerspace and Recording Studio
Learn to utilize photography to make your products look their best.
Learning Labs | Intro to 3D Printing
Fri, Apr 03, 2:00pm - 3:00pm
Snellville Branch - Snellville Makerspace
Learn the basics of 3D Printing!
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Sat, Apr 04, 10:30am - 12:00pm
Lilburn Branch
Children ages 6-11 are invited to practice reading skills with trained therapy dogs.
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Sat, Apr 04, 1:00pm - 2:00pm
Norcross Branch
A weekly program designed to help young children (K - 3rd grade) master math skills and build strong foundations in basic arithmetic.
Cancelled
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Sat, Apr 04, 1:00pm - 2:00pm
Lawrenceville Hooper-Renwick Branch
Let's grow! Join us for Gardening 101 with Harvest Gwinnett to learn best gardening practices.
Learning Labs | Intro to Tinkercad
Sat, Apr 04, 2:00pm - 3:00pm
Duluth Branch - Duluth Makerspace
Learn how to design 3D models with Tinkercad! This intuitive modeling program is easy to use and perfect for anyone just starting their journey with 3D printing.
This event is full
Learning Labs | Intro to 3D Printing
Sat, Apr 04, 2:00pm - 4:00pm
Lilburn Branch - Lilburn Makerspace
Learn the basics of 3D Printing!
STEM - Science | Science Library: Fulminology - For Kids & Teens, Ages 8+
Mon, Apr 06, 10:00am - 10:15am
Virtual
Learn about science through experiments, activities and booklists!
Early Learning | Storytime in the Park! - @Alexander Park off Scenic HWY
Mon, Apr 06, 10:30am - 11:00am
Offsite
Join us for a fun OUTDOOR storytime experience!
Early Learning | Baby & Me Storytime
Mon, Apr 06, 10:30am - 11:00am
Peachtree Corners Branch
Join Ms. Mirka for a special tummy time to help your little one build confidence in social settings and develop their earliest literacy skills! Perfect for pre-walkers, ages 1 and under.
Early Learning | Toddler Storytime
Mon, Apr 06, 11:00am - 12:00pm
Hamilton Mill Branch
Join us for a storytime just for the little ones! Designed for babies and toddlers ages 2 and under with a caregiver.
Gaming | Super Smash Bros. Tournament - For Teens Grades 6 - 12
Mon, Apr 06, 11:00am - 12:00pm
Lilburn Branch
Battle your way to the top at our Super Smash Bros. tournament!
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Mon, Apr 06, 12:30pm - 1:30pm
Dacula Branch
Celebrate Earth Day by learning about plants, animals, and fungi. Then make an animal themed wind sock!
Computer Literacy | Google Suite Boot Camp - Gmail
Mon, Apr 06, 2:00pm - 3:00pm
Lawrenceville Hooper-Renwick Branch
Learn how to use Gmail and Google Apps like a pro with this 3-part series. Each week we'll explore a different app and its similarities/differences from Microsoft Office.
Gaming | Super Smash Bros. Tournament - For Teens Grades 6 - 12
Mon, Apr 06, 2:00pm - 3:00pm
Suwanee Branch - Suwanee Meeting Room
Battle your way to the top at our Super Smash Bros. tournament!
Environment | Don't be Trashy! - Sustainability 101 Mini Camp
Mon, Apr 06, 3:00pm - 4:00pm
Dacula Branch
Explore various ways to learn about the impact of waste in the environment with interactive STEM activities during our Spring Break sustainability camp.
Culinary Arts | The Munch Mobile Series - Pizza Pies
Mon, Apr 06, 4:00pm - 5:00pm
Lilburn Branch
Visit the Lilburn branch to make individual mini pizzas using a wide array of veggie toppings from our Tower Garden.
Book Club | Adult Fiction Book Club
Mon, Apr 06, 4:00pm - 5:00pm
Mountain Park Branch
Are you eager to find new reads and talk about books with other people? Join your fellow community members to discuss our read of the month every 1st Monday!
STEM - Engineering | Straw Paper Airplane
Mon, Apr 06, 4:00pm - 5:00pm
Peachtree Corners Branch
Fly into spring break by making your own paper airplane out of straws!
Gaming | Chess Club
Mon, Apr 06, 4:00pm - 5:00pm
Collins Hill Branch - Collins Hill Meeting Room
Play chess with others and grow your skills! All ages and skill levels are encouraged to participate.
Health & Wellness | Crochet Class - Spring Eggs!
Mon, Apr 06, 5:00pm - 6:00pm
Grayson Branch
Learn to crochet small Spring eggs! This beginner-friendly group class provides all materials, while supplies last, and you'll leave with a finished egg to keep.
Learning Labs | Intro to 3D Printing
Mon, Apr 06, 6:00pm - 7:00pm
Norcross Branch
Learn the basics of 3D Printing!
Culinary Arts | You Go Grill!
Mon, Apr 06, 6:00pm - 7:00pm
Mountain Park Branch
A favorite comfort food for many is grilled cheese sandwiches. Let's learn how they can be made healthier!
Early Learning | Toddler Time
Tue, Apr 07, 10:30am - 11:30am
Grayson Branch
Join Ms. Becca for Toddler Time! Featuring engaging stories, fun songs, activities, and more. This program is designed to meet the developmental needs of toddlers, ages 1-2, and their caregivers.
Early Learning | Toddler Time
Tue, Apr 07, 10:30am - 11:30am
Five Forks Branch
Come join us for Toddler Time! We read, sing and play in this storytime designed to target the developmental needs of toddlers.
Health & Wellness | Yoga, Giggles & Wiggles
Tue, Apr 07, 10:30am - 11:30am
Lilburn Branch
Join us for a special program celebrating International Kids' Yoga Day! We'll explore the world of yoga through stories, songs, and fun, engaging poses inspired by animals and nature, helping you find your inner calm and strength.
Early Learning | Toddler Time
Tue, Apr 07, 10:30am - 11:00am
Peachtree Corners Branch
The program includes simple stories, fingerplays, rhymes, songs and movement activities to introduce story time to our little learners in a fun way. For kids ages 2 and under.
Early Learning | Toddler Time
Tue, Apr 07, 10:30am - 11:15am
Collins Hill Branch - Collins Hill Meeting Room
Join us for a storytime just for the little ones! Designed for babies and toddlers, ages 3 and under, with a caregiver.
Gaming | Super Smash Bros. Tournament - For Teens Grades 6 - 12
Tue, Apr 07, 11:00am - 12:00pm
Duluth Branch
Battle your way to the top at our Super Smash Bros. tournament!
Writing | Writing Studio - via Google Classroom
Tue, Apr 07, 11:00am - 11:15am
Virtual
Join our Google Classroom for creative writers!
Early Learning | Preschool Storytime
Tue, Apr 07, 11:00am - 12:00pm
Hamilton Mill Branch
Join us for a storytime just for preschoolers! Designed for children ages 3-5 with a caregiver.
Entrepreneurship | Orientación sobre su negocio y Prospera
Tue, Apr 07, 11:00am - 1:00pm
Norcross Branch - Norcross Meeting Room
Aprenda cómo iniciar su propio negocio de la manera correcta.
Book Club | Mystery & Crime - Walk the Wire by David Baldacci
Tue, Apr 07, 1:00pm - 2:00pm
Collins Hill Branch - Collins Hill Meeting Room
Please join us to help unravel a story of crime and intrigue. This month we'll be discussing Walk the Wire by David Baldacci.
Early Learning | Solarriffic Storytime - Global Astronomy Month
Tue, Apr 07, 1:30pm - 2:30pm
Centerville Branch
Welcome to our Solarriffic Storytime! Today's Storytime theme is Space, Stars, Planets, and Astronauts.
Culinary Arts | We Love Platanos
Tue, Apr 07, 2:00pm - 3:00pm
Lilburn Branch
Come join us for a special storytime and cooking program! We are celebrating our love of plantains and learning how to cook maduros!
Computer Literacy | Google Suite Boot Camp - Docs (Word)
Tue, Apr 07, 2:00pm - 3:00pm
Lawrenceville Hooper-Renwick Branch
Learn how to use Gmail and Google Apps like a pro with this 3-part series. Each week we'll explore a different app and its similarities/differences from Microsoft Office.
Gaming | Super Smash Bros. Tournament - For Teens Grades 6 - 12
Tue, Apr 07, 2:00pm - 3:00pm
Norcross Branch - Norcross Game Room
Battle your way to the top at our Super Smash Bros. tournament!
Environment | Don't be Trashy! - Sustainability 101 Mini Camp
Tue, Apr 07, 3:00pm - 4:00pm
Dacula Branch
Explore various ways to learn about the impact of waste in the environment with interactive STEM activities during our Spring Break sustainability camp.
Education | IDD: Open Your World Book Club
Tue, Apr 07, 3:15pm - 4:30pm
Virtual
Open Your World Online Book Clubs are for readers and aspiring readers to continue building their literacy skills by reading and discussing stories together. We use adapted novels and short stories. In April, we will finish reading "Little Women" by Louisa May Alcott and begin reading "Romeo and Juliet" by William Shakespeare.
Register
Literacy | Reading Buddies
Tue, Apr 07, 4:00pm - 6:00pm
Mountain Park Branch
Learn and practice reading skills one-on-one with a trained volunteer for 30 minutes.
STEM - Technology | PEEPS Experiments
Tue, Apr 07, 4:00pm - 5:00pm
Hamilton Mill Branch
Come and learn how Peeps are not only yummy to eat, but how they can be used to learn some science.
Education | Homework Help
Tue, Apr 07, 4:00pm - 6:00pm
Hamilton Mill Branch
Volunteers provide free homework help sessions for students (grade 1-8) who need one-on-one help with their homework and assignments.
Book Club | Lilburn Fiction
Tue, Apr 07, 4:00pm - 5:00pm
Lilburn Branch
Join us for a discussion of A Flicker in the Dark, by Stacy Willingham.
Arts | Origami Flowers
Tue, Apr 07, 4:00pm - 5:00pm
Centerville Branch
Welcome, Spring! Come learn how to make some lovely origami flowers.
Culinary Arts | Cooking with Kids - Peach Pudding
Tue, Apr 07, 4:30pm - 5:30pm
Collins Hill Branch - Collins Hill Meeting Room
A cooking program for children and their accompanying adults. Learn how to make an easy peach pudding and also learn the cultural significance of peaches in Georgia.
This event is full
Gaming | Chess & Go
Tue, Apr 07, 5:00pm - 6:00pm
Snellville Branch - Snellville Meeting Room
Play the strategy games Chess and Go in a friendly environment.
Education | Where in the World is Carmen Sandiego?
Tue, Apr 07, 5:00pm - 6:00pm
Lawrenceville Hooper-Renwick Branch
Use your deductive reasoning and critical thinking skills to solve clues relating to geography, world cultures, and history.
Gaming | Chess Boards and Checker Crowns
Tue, Apr 07, 6:00pm - 7:00pm
Peachtree Corners Branch
Come to learn how to play, learn more about, and/or come enjoy the classic board games of chess and checkers!
Gaming | Let's Role: Dungeons & Dragons
Tue, Apr 07, 6:00pm - 7:30pm
Grayson Branch
Ready for a gaming adventure but looking for a group to play with? Join us as we learn and play Dungeons & Dragons in a short-form campaign.
This event is full
Finance & Budget | Smart Saver Squad - Earning and Saving for Kids
Tue, Apr 07, 6:00pm - 7:00pm
Duluth Branch - Duluth Meeting Room
A kid- focused money adventure where children learn to earn, save, and spend wisely.
Learning Labs | Game Makers Group
Tue, Apr 07, 6:00pm - 8:00pm
Lawrenceville Hooper-Renwick Branch
This is a weekly discussion group where we will cover a wide array of game-making topics and provide optional challenges and projects for aspiring game creators.
Finance & Budget | Budgeting for Life
Tue, Apr 07, 6:00pm - 7:00pm
Norcross Branch - Norcross Collaboration Room
Join us to learn the basic skills to confidently create and monitor your own financial budget, helping you achieve your personal and financial goals with a plan for the future
Early Learning | Toddler Time
Wed, Apr 08, 10:30am - 11:00am
Mountain Park Branch
Designed for babies and toddlers, this storytime uses simple books, music, and movement to introduce our youngest listeners to storytime. Join in the fun with Ms. Montoya as your toddler listens to stories, plays games, and sings songs! For children ages 0-2, and their caregivers.
Early Learning | Toddler Time
Wed, Apr 08, 10:30am - 11:30am
Snellville Branch - Snellville Meeting Room
Join us for a storytime just for the little ones! Designed for babies and toddlers ages 2 and under, this storytime uses simple books, music, rhymes, and movement activities to introduce storytime to our youngest listeners.
Early Learning | Preschool Storytime
Wed, Apr 08, 10:30am - 11:15am
Collins Hill Branch - Collins Hill Meeting Room
Join us for a storytime just for preschoolers! Designed for children ages 3-5 with a caregiver.
Gaming | Super Smash Bros. Tournament - For Teens Grades 6 - 12
Wed, Apr 08, 11:00am - 12:00pm
Five Forks Branch - Five Forks Meeting Room
Battle your way to the top at our Super Smash Bros. tournament!
Language Learning | Norcross Connect: Beginner Sign Language - Celebrating Deaf History Month
Wed, Apr 08, 11:00am - 12:00pm
Norcross Branch - Norcross Meeting Room
This month, we will learn how to sign numbers, our names, and basic phrases in honor of Deaf History Month.
Early Learning | Preschool Stations
Wed, Apr 08, 11:00am - 12:00pm
Norcross Branch
Come join us for stories, songs, and activities to learn about different topics each month!
Early Learning | Preschool Storytime
Wed, Apr 08, 11:00am - 11:30am
Duluth Branch
Join Ms. Sarah for a half-hour storytime with stories, rhymes, and songs for preschool-aged children (ages 2-5).
Early Learning | Preschool Storytime
Wed, Apr 08, 11:30am - 12:30pm
Snellville Branch - Snellville Meeting Room
Storytimes promote the early literacy skills that help children become ready to read with stories, games and songs!
Early Learning | Preschool Storytime
Wed, Apr 08, 11:30am - 12:15pm
Mountain Park Branch
Preschool storytimes promote early literacy skills, which help children become ready to read and promote school readiness. Join in the fun with Ms. Montoya as your preschooler listens to stories, plays games, and sings songs!
Community | Homeschool Hangout
Wed, Apr 08, 12:30pm - 1:15pm
Hamilton Mill Branch
Calling Homeschool Families! Please join us for a Homeschool Hangout!
Early Learning | Laxmi is 5! - Celebrate five years of Laxmi's Mooch w/ author Shelly Anand
Wed, Apr 08, 1:00pm - 2:00pm
Lilburn Branch
Join us for a special 5th birthday celebration of Laxmi's Mooch and welcome talented author Shelly Anand!
Literacy | So You Want to Be An Illustrator?! - With Illustrator Ward Jenkins
Wed, Apr 08, 1:00pm - 2:00pm
Five Forks Branch
Do you love to draw? Have you thought about drawing as a future career? Come hear about the art of illustration from local children's book illustrator Ward Jenkins. At the end, you will have an opportunity to ask questions about his work!
Learning Labs | Sewing Machine Basics
Wed, Apr 08, 1:00pm - 2:00pm
Snellville Branch - Snellville Makerspace
Are you interested in sewing, but don't know where to start? Join us for a crash course in threading and using the sewing machines!
This event is full
Book Talks | Tropes & Tales - Poetry
Wed, Apr 08, 1:00pm - 2:00pm
Dacula Branch
Explore the patterns, themes, & tropes that shape every tale.
Learning Labs | How to Animate in Blender
Wed, Apr 08, 2:00pm - 3:00pm
Norcross Branch
Want to draw, sculpt, animate, or 3d print your own designs? Then blender has the tools for you. Join us to go over the basics of Blender and get started making 3d models yourself!
This event is full
Learning Labs | Intro to Green Screen
Wed, Apr 08, 2:00pm - 3:00pm
Duluth Branch - Duluth Recording Studio
Learn how to shoot and edit video using the green screen to change the appearance of your background location!
Learning Labs | Professional Podcast Equipment Training
Wed, Apr 08, 2:00pm - 4:00pm
Lilburn Branch - Lilburn Recording Studio
Want to get into the podcasting business? Get started by learning how to use the video and audio equipment at the Lilburn Recording Studio!
This event is full
Computer Literacy | Google Suite Boot Camp - Sheets (Excel)
Wed, Apr 08, 2:00pm - 3:00pm
Lawrenceville Hooper-Renwick Branch
Learn how to use Gmail and Google Apps like a pro with this 3-part series. Each week we'll explore a different app and its similarities/differences from Microsoft Office.
Gaming | Super Smash Bros. Tournament - For Teens Grades 6 - 12
Wed, Apr 08, 2:00pm - 3:00pm
Centerville Branch
Battle your way to the top at our Super Smash Bros. tournament!
Senior Living | Alzheimer's Caregivers Support Group - Community and Conversations
Wed, Apr 08, 2:00pm - 3:00pm
Centerville Branch
Welcome to Community and Conversations. We provide a safe space to share thoughts and experiences involving the care of your loved ones with Alzheimer's.
Environment | Don't be Trashy! - Sustainability 101 Mini Camp
Wed, Apr 08, 3:00pm - 4:00pm
Dacula Branch
Explore various ways to learn about the impact of waste in the environment with interactive STEM activities during our Spring Break sustainability camp.
STEM - Technology | Warp & Weft - Weaving the Modern World
Wed, Apr 08, 3:00pm - 4:00pm
Suwanee Branch - Suwanee Meeting Room
How are the Apollo spacecraft, Greek mythology, and the 1890 US Census related? Join us for a look at the history of textiles and fibers, then learn the basics of weaving with your very own cardboard loom!
Education | Personal Curriculum 101
Wed, Apr 08, 3:30pm - 4:30pm
Hamilton Mill Branch
Want to learn a new language or a new hobby? Don't know how to start? Join us to learn how to design a customized course of study based on your interests, goals, and pace.
Literacy | Reading Buddies
Wed, Apr 08, 4:00pm - 6:00pm
Peachtree Corners Branch
Calling all children in grades K-5! Join us to practice your reading skills with a Reading Buddy! Children are seen on a first-come basis.
Arts | Draw Like da Vinci!
Wed, Apr 08, 4:00pm - 5:00pm
Lilburn Branch
Leonardo da Vinci is famous for his paintings and inventions. He also drew hundreds of sketches. Let's draw like da Vinci!
STEM - Engineering | School Age Science - Spring Zipline Challenge
Wed, Apr 08, 4:30pm - 5:30pm
Collins Hill Branch - Collins Hill Meeting Room
Join us as we learn about force and motion, friction, speed and simple machines to make a basket that will transport a plastic egg along a zipline.
Hobbies | Awesome Art - Street Art
Wed, Apr 08, 4:30pm - 5:30pm
Lawrenceville Hooper-Renwick Branch
Budding artist? Join us! Create art with a variety of materials and methods. (Please dress to be messy!)
Culinary Arts | Bunny and Friends Garden Party
Wed, Apr 08, 4:30pm - 5:30pm
Centerville Branch
Dearest Bunnies, Rabbits, and other adorable Stuffies: You are cordially invited to a Garden Party at the Library. Appetizers will be provided. Dress in your springiest springtime best. RSVP through the link provided. Yours truly, Bethany Bunny
STEM - Technology | Pixels to Polygons - The Evolution of Super Mario Graphics
Wed, Apr 08, 5:00pm - 6:00pm
Grayson Branch
Have you ever wondered how Mario leveled up from 2D pixels to 3D polygons? Join us to learn how video game graphics evolved from simple pixels to modern 3D worlds, then create your own pixel art using Lego bricks and graph paper!
STEM - Technology | Intro to Canva - Using Canva AI
Wed, Apr 08, 5:00pm - 6:00pm
Suwanee Branch - Suwanee Meeting Room
Come and learn the basics of Canva, including how to use Canva AI, to make your flyer ideas come to life.
STEM - Technology | Artificial Intellignece - For Curious Adults
Wed, Apr 08, 6:00pm - 7:00pm
Buford-Sugar Hill Branch
Curious about AI? Join us at the library for an exploration into the world of Artificial Intelligence. Explore its landscape, terminology, and applications. Then consider its positives and negatives. You may be surprised! This program will demystify the technology, ignite your curiosity, and inspire you to embrace the future. No experience required.
Learning Labs | Get Started with DSLR Photography
Wed, Apr 08, 6:00pm - 7:30pm
Suwanee Branch - Suwanee Makerspace and Recording Studio
Learn the basics of using a DSLR camera
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