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Domino Machine

What could be cooler than a domino run? Well, how about a robot that sets up the dominoes for you! With this crate you can build your own robot, then use it to help lay out amazing domino runs!

Art & Creativity

Travel Packs

Craft Kits for Kids

Arts

Pixel Art Lightbox

Poke pegs into the screen and watch them glow with luminous color! Make brilliant patterns using 12 durable design templates, or create your own one-of-a-kind art.

Pretend Play

Cooking

Montessori Toys for Kids

Imaginative Toys 

Wooden Toys

Big Gifts

Summer New Arrivals

Playdough Pasta Maker

Roll and stamp your way to early math exploration — with the help of kid-friendly kitchen play!

Chain Reaction Workshop

Engineer your own awesome moving machines! Sturdy materials, moving mechanisms, and your imagination combine to create epic chain reactions.

Chemistry

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educore

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.

Animals & Nature

Professions 

Life Sciences

EPIC

Kindergarten

Animal Lovers

Veterinarian Starter Kit

Check up on a favorite stuffed animal with a stethoscope, syringe, and other handy vet tools. Explore animal anatomy by assembling organ and muscle systems. Play a "find the fracture" game using an x-ray lightbox and a set of animal cards. Learn to read cat and dog body language, and how vets understand animals when they can't talk.

DIY Gifts

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Building Toy Kit Gifts 

Mechanical Engineering

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Christmas Gifts for Tweens

Light-Up Projects 

Easter Gifts for Kids

Kinetic Light-Up Speaker

Make some noise with this light-up speaker — complete with foam balls that bounce to the beat! Assemble the base, then build the speaker’s circuit from scratch in order to connect the lights with the sounds. Get hands on with transistors, resistors, capacitors, and other key components — all while learning about the role each piece plays.

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Holiday

Santa's Sleigh Automaton

Help Santa and his reindeer soar through the night sky by engineering a hand-cranked automaton. Learn about cranks, cams, and rotary motion while designing a wintry nighttime scene.

KiwiCo Packs

Non-Toys

Science of Cooking Bundle (3-Pack)

Grab your apron and gather your ingredients — we're about to get cooking! While cooking up some delicious bakes, you'll learn the science behind ice crystals, yeast, and more. 

Science of Cooking Bundle includes Science of Cooking: Ice Cream, Science of Cooking: Bread & Butter, and Science of Cooking: Mini Cakes — at a special bundled discount price. All crates are delivered together, so you can get cooking right away!

Math

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Montessori Toys for 2 Year Olds 

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Early Childhood

Bake-a-Cake Stand Mixer

Dig into pretend play — with a hearty helping of math on the side!

Cozy Glowing Fireplace

Build a festive fireplace that crackles and pops! Use LED lights and tinsel to create a fiery glow and build a circuit that allows it to flicker, crackle, and snap just like the real thing.

Outdoor

Outdoor toys for kids 

Water and Sand Sensory Table

Scoop and spray and learn and play! This sensory play table comes ready for all kinds of splashy, sandy, creative fun.

Summer Camp

Vox 

Science of Cooking: Ice Cream

Dig into kid-friendly recipes for ice cream and sorbet — made using just the tools in this DIY ice cream kit and some ingredients from home!

Panda

Montessori Toys for 1 Year Olds

Rainbow Blocks and Cars Building Set

Stack, create, and roll in a colorful world of imagination! Explore sensory play and fine motor skills with rainbow hues and wooden shapes made for little hands.

Space & Astronaut Toys for Kids

Award Winning Toys 

Astronomy

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.

Project & Book Gift Sets

Montessori Toys for Babies

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Atom Bead Maze

Santa's Railroad Advent Calendar

Count down to Christmas with 24 days of presents!

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Clay Confetti Set

Celebrate your craftiness with clay confetti! This collection of stars, sprinkles, circles, and fruit shapes will add that special finishing touch to your crafts.

Gift Guide

Inactive

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.

Oil + Water Chemistry Book Bundle

Discover why oil and water don’t mix and the science behind it with this book and crate bundle!

Maker Space

Social Emotional Learning

Crystal Ombre Soap Making

Craft and customize two kinds of colorful, crystal-inspired soaps. Explore mineral science, colorful ombre geodes, and chemical reactions.
 
Requires microwave. One project can make 3 unique soaps.

Backyard Play

Racing

Bottle Rocket

Get ready to blast off into the air with your very own bottle rocket. Assemble your launcher, rocket, funnel, and launch mixture to experience some extremely fizzy fun.

Color Projector Lamp

Liquid light shows and engineering meet with a groovy color projector lamp you build yourself!

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?

Gross Motor Play

Fishing Game

Catch yourself a big one with this fishing game! Build your own fully-functional DIY fishing rod, complete with a ratchet-controlled reel. Then store your stuff in a tackle box that you decorate yourself (with cool stickers)! Ready to cast off?

Technology

Engineering

Spring Projects

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.

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Animal Bath Bombs

Learn about acid-base reactions and the science of molecules while mixing up a colorful chemical concoction, then press the mixture into bath-bomb shape. Drop your finished bath bombs into water to see fizzy chemical reactions — in action! 
One project can make 3-6 unique bath bombs.

Environment

Window Garden

Learn about plant science in a hands-on way, by assembling your own suction-cup window planters and growing a set of green bean and squash plants. Learn to take care of your plants, identify new plant parts as they sprout, and make yummy dishes using fruit and other plant parts!

Giant Bubbles

Discover science that’s unbelie-bubbly fun — with a pair of bubble wands you make yourself!  Make a giant bubble wand and a customizable string wand toy, stir up a special bubble mix, then learn tips and tricks for creating beautiful bubbles!

Marine Biologist Starter Kit

Explore the wonderful world of marine biology with this starter kit! Sculpt a coral reef out of clay that changes color in hot water — just like real reefs do. Water you waiting for? Dive in!

Crawling Robot

Take the next step in your engineering adventures with a crawling robot you build yourself! Then learn about the incredible engineering behind other real-life robots that walk just like yours. Ready? Legs get to it!

Back to School

Walking Robot

Build a walking robot and experiment with mechanical motion!

Fort Builder Kit

Build a cave, a clubhouse, a castle, or anything else you can dream up with this endless fort building kit — perfect for architects-in-the-making.

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!

Christmas Village Advent Calendar

Count down to Christmas by building your very own festive village — a day at a time!

Levitating Lantern

Adult Kits

Record Racer

Zoom through turns, dodge obstacles, and put the pedal to the metal with a mechanical toy racing game you engineer yourself! Ready to discover a need for speed — and a love of STEM?

Santa's Light-Up Workshop

Construct a wooden workshop for Santa and his little elves with this light-up, buildable workshop. Customize it with colorful beads and pipecleaners to create a unique look of your own.

Educational Dinosaur Toys for Kids

Educational Dinosaur Toys 

Paleontologist Starter Kit

Discover the ins-and-outs of a career in prehistoric exploration with this excavation toy for kids! Use tools to dig up bones, then assemble them into a dinosaur skeleton display!

Artistic Teens

Light-Up Wire Art

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

Jumping Robot

Take a leap into engineering with this jumping robot! Along the way, learn how the physics of potential and kinetic energy puts the spring in the robot’s step. Ready to hop to it?

Hydraulic Claw

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

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.

Chemistry Play Lab

Set up your own science lab with this kit for kids! Try some experiments, and learn about science! You get all the gear you need, plus a guide with step-by-step instructions for 11 fun experiments to explore!

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Music

Stereo 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.

Fabric Dye Powder Set

Color your closet with 6 bright dyes for any piece of clothing or natural fabrics! These non-toxic, all-purpose dyes for clothing work on all natural fibers, including cotton, linen, wool, or silk. Your creations will be to dye for!

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