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Eggsperiments

Conduct a series of egg-themed experiments that show physics, chemistry, and biology in action. Color eggs using chemical reactions, create sparkly eggshells through crystallization, and more! Eggsplore the scientific method in a hands-on way, all while seeing bubbly, fizzy, bouncy, sparkly science at work! 
Eggs not included.

Astronaut Starter Kit

Build and launch a pair of model orbiter spaceships using the power of pumps. Paint a set of model planets, then construct a miniature solar system that really spins. Explore the ins-and-outs of space travel — from the history of space exploration, to the challenges of astronaut training, to amazing facts about life on the International Space Station.

Electronics (4-Pack)

Shop for advanced electronics favorites and save when purchased as a pack. Qualifies for free shipping!

Young Chemist (3-Pack)

Ignite a passion for science at an early age and save when purchased as a pack. Recommended for Ages 5+.

Balloon Cars

Add racing stripes and patterns to your cars with a hand-powered airbrush tool and stencils. Build out your cars and then, experiment and tinker with the wheels and balloon to see how fast they can go.

Chemistry (4-Pack)

Ignite a passion for science with 4 complete chemistry lab kits. With Electrochemistry, you'll complete 2 experiments and engineer a clock that runs on just saltwater and strips of metal. With Fire Lab, you’ll create a colorful flame lamp and complete 7 combustion experiments. With Glow Lab, you’ll receive a UV light and mix up 3 glowing solutions. With Vortex Lab, you'll build a magnetic mixing machine and explore 4 amazing reactions. Recommended for Ages 14+. 
Delivery note: The Chemistry Pack is only eligible for Ground Shipping within the Contiguous United States. This pack will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Tinker Crate Engineering (3-Pack)

Shop for Tinker Engineering favorites and save when purchased as a pack. Recommended for Ages 9+. 
Qualifies for free shipping!

Crystal Chemistry Garden

Craft a colorful chemis-tree and garden using felt shapes and liquid watercolors. Then concoct a chemical solution that'll make your garden grow fun and funky crystals over two days, and learn the science behind them!

Basketball Catapult

Aim, shoot, and score with this physics-friendly crate! Engineer an adjustable catapult and play a spirited game of basketball. Learn about the science of sports, and experiment with different angles and arcs until you're a hoop superstar.

Colorful Chemistry

Learn about the scientific method, then put together a bubbly chemical reaction in your own fab chemistry lab. Try other color mixing experiments, make some colorful art, and learn about everyday chemical reactions. 

Crates can be purchased individually or you can buy a whole pack for the whole session.

Volcano Slime

Mix together chemical solutions to make your own fizzy, oozy slime that "erupts" like a volcano! A hands-on way to explore kid-friendly chemistry, acids and bases, and the science of polymers.

Electric Pencil Sharpener

Sharpen some pencils — and your engineering knowhow — with a pencil sharpener you built yourself!

Light-Up Speaker

Explore the science of sound by building an amplification circuit to power your own personal light-up speaker.

Pinball Machine

Design the board, launch, and play, all while discovering pinball game physics! 
 
Everything needed, from materials to illustrated directions, is included, along with imagine!, a bonus play & learn magazine for kids.

Cannonball Launcher

Build a launcher that uses elastic power to shoot foam cannonballs. Contains everything you need to build a working launcher and matching mount.

Hydraulic Claw

Construct your own lifting claw and learn how hydraulic systems work. Continue the experimentation with bonus design challenges.

Light-Up Wire Art

Build two custom electronic art pieces with EL wire. Choose from five existing templates, or create your own from scratch.

Headphones

Build the headphone headband, rig up the speaker drivers, and experiment with stereo sound. Explore how speakers and other electroacoustic transducers turn electricity into sound, then learn about the historical technologies that made modern headsets possible.

Bubble Machine

Explore bubble chemistry, and how the construction and physics behind your machine helps bubbles form. Experiment with different wand positions and bubble formulas to make bigger, better bubbles, and practice noting your observations like scientists do! Then take a stab at more at-home explorations, from concocting your own super bubble mix, to building a pipe-cleaner bubble wand, to practicing bubble tricks.

Robot Crawler Classroom Pack

With this 10 pack, your students will work in pairs or small groups to construct robot crawlers - motor-powered robots that walk (and race!) to explore linkages, friction, and mechanical energy. The project is broken up into multiple suggested class periods and serves 20-40 students. 

Value: $6 per student, covering up to 3 hours 

This item qualifies for free shipping! 
Delivery note: This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Light-Chasing Robot

Light up a love of electronics with this light-chasing robot starter kit! Wire up the motors, add the switch, and assemble your robot — all while exploring the science behind circuits and sensors. Customize your robot with one of two skins (a turtle or a beetle), then use the included flashlight to make it get a move on.

Robots and Coding

Build and decorate your own friendly robot buddy. Create a robot rabbit with a customizable track to run along. Write programs to solve puzzles and send your robot along a path.

Professions Starter Kit (2-Pack)

Discover two of the coolest careers around with this crate bundle packed with hands-on learning!

Magnetic Car Set

Each car contains special features for your little one to discover, including parts that spin, rattle, and fold open. Ready to train their motor skills, hand-eye coordination, and more?

Solar System

Create your own solar system mobile, complete with a light-up sun in the center.

Friction Climbers

Engineer 3 wooden animals to explore the mechanics of friction!

Bath Bombs (2-Pack)

Mix up colorful chemical concoctions, then mold them into shape to make two types of bath bombs — animal-shaped bath bombs, and multilayered, planet-themed bath bombs inspired by the layers of the Earth. Then drop your finished bath bombs into the water to see frothy, fizzy chemical reactions — in action! 
Both projects are delivered together. Each project can make 3-6 unique bath bombs.

Planet Bath Bombs

Mix together citric acid, baking soda, cornstarch, and food coloring to make a variety of colorful bath bomb powders. Use a set of molds to shape the powders into multi-layered bath bombs inspired by the layers of the Earth. Then drop your bath bombs into the water to see a frothy, fizzy chemical reaction! 
One project can make 3-6 unique bath bombs.

Mechanical Claw Classroom Pack

With this classroom pack, your students will work in pairs or small groups to build jointed claws inspired by the biomechanics of a human hand. The project is broken up into multiple suggested class periods and serves 20-40 students. 

Value: $6 per student (covering up to 3 hours) and the materials are reusable 

This item qualifies for free shipping! 
Delivery note: This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Oil + Water Chemistry

Kiwi Crate Mechanics (3-Pack)

Shop for Mechanics favorites and save when purchased as a pack. Recommended for Ages 5-8+. 
Qualifies for free shipping!

Animation Machine

Slime Circuits

Engineer a basic circuit, using your slime as a conductor to light up an LED (and a love of science!). Then conduct a series of electric experiments that showcase the science of switches, resistance, LED color-mixing, and more!

Color-Mixing LED Crystal

Make a color-mixing LED crystal and explore the physics of color!

Slime Party (5-Pack)

Science of Cooking: Bread & Butter

Geometric Laser Projector

Construct a variable speed laser projector, capable of producing a variety of different geometric patterns.

Wrap Rockets

Learn about snap buckling, and how it’s a feature in a variety of toys (like snap bracelets and jumping poppers) and even in nature (like with Venus flytraps).  Practice two ways of throwing your rockets, then watch them shoot through the air and snap around their targets — anything from plastic bottles to table legs to tree trunks!

Color Changing Slime

Explore the science of thermochromism — with squishy slime that shifts color when it changes temperature!

Chomping Mechanical Dinosaur Costume

Build a big green dinosaur costume with matching dino claws. Rawr!

Vortex Lab

Build a magnetic mixing machine and explore 4 amazing reactions that explore the science of solubility, reaction speed, and oxidation-reduction. 
Delivery note: Vortex Lab is only eligible for Ground Shipping within the Contiguous United States. This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Drawbot Classroom Pack

With this 10 pack, your students will work in pairs or small groups to construct drawbots - moving robots that explore physics through art. The project is broken up into multiple suggested class periods and serves 20-40 students.
 
Value: $6 per student, covering up to 3 hours 
This item qualifies for free shipping!
 
Delivery note: This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Speedy Race Cars

Create a custom speedy race car and use black washi tape to create a speedway on any surface.

Hand-Crank Flashlight

Assemble your own hand-crank flashlight, great for outdoor adventures, emergencies, or just battery-free fun.

Air Hockey

Light-Up Lantern

Puzzle together the pieces of an LED-powered lantern, fit for any budding explorer. Sharpen your spatial reasoning skills while crafting with wood, foam, and fabric.

Fire Lab

Make a colorful flame lamp and complete 7 combustion experiments that explore the chemistry of oxidation, the flame test, and light energy. 
Delivery note: Fire Lab is only eligible for Ground Shipping within the Contiguous United States. This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Unicorn Sewable Circuit

Sew up a circuit using flexible conductive thread, then craft a unicorn keychain whose horn lights up when you touch its tail to its hoof.

Atom Bead Maze

Electrochemistry Lab

Produce an oxidation reaction that "eats" up aluminum foil. Test a voltmeter to learn about electric potential, and build a coin battery-powered LED light. Then put everything you learned together to engineer a clock that runs on just saltwater and strips of metal! 
Delivery note: Electrochemistry Lab is only eligible for Ground Shipping within the Contiguous United States. This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Confetti Slime

Mix together chemical solutions to make your own glittery confetti slime, and customize it to your liking. A hands-on way to explore chemical reactions, polymers, color-mixing, and the sparkly science of glitter!

Robot Sewable Circuit

Explore wearable technology, conductivity, and the science of sewable circuits! Sew up a soft, flexible circuit using conductive thread, add LEDs, then craft a robot keychain whose eyes light up when you touch its hand to its belly. Ready to glow?

Automaton Classroom Pack

With this 10 pack, your students will work in pairs or small groups to construct automatons - hand-cranked machines that investigate mechanics and patterns of motion. The project is broken up into multiple suggested class periods and serves 20-40 students. 

Value: $6 per student, covering up to 3 hours 

This item qualifies for free shipping! 
Delivery note: This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Explore Italy

Build a spinning pizzeria automaton, inspired by famed artist and inventor Leonardo da Vinci. Harness the calco process used by Renaissance artists to make eye-catching art.

Paper Circuits

Flying Squirrel

Glow Lab

Explore UV light and mix up 3 solutions that glow in the dark. Explore the chemistry of fluorescence, phosphorescence, and chemiluminescence. 
Delivery note: This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).

Chalkboard & Glow Slime

Stretch your chemistry and doodling muscles by creating a set of two kinds of slime with this hands-on glow in the dark slime kit.