Monthly science kits & STEM subscription boxes

Hands-on science kits delivered for ages 3-16+

Peek inside!

  • Kid-friendly
    instructions

  • Award-
    winning
    projects

  • Enriching
    content

Pamphlet from Trebuchet Tinker Crate with clear instructions and STEM learningExample of a Tinker Crate monthly STEM box from KiwiCo
  1. Step 1 of wooden trebuchet kit assembly in progress
  2. Step 2 of wooden trebuchet kit assembly in progress
  3. Step 3 of wooden trebuchet kit assembly in progress
  4. Step 4 of wooden trebuchet kit assembly in progress
  5. Step 5 of wooden trebuchet kit assembly in progress

Slide to see what you can build!

We’re KiwiCo —
The Innovation Factory.

At KiwiCo, we design award-winning, hands-on STEM kits for kids ages 3-16+. We deliver them by mail and call them crates. Each crate explores a new concept in science, technology, or engineering in a fresh way that’s seriously fun & profoundly enriching. We take big ideas and make them accessible and fun for kids of all ages!

Learn more about KiwiCo ➜

We spend 1000+ hours designing & testing every single crate.

“Whoa, awesome” delivered monthly!

Inspired — and approved — by the most creative bunch we know: kids!

Peek inside any of our 9 lines:

  1. A baby playing with blocks and other development toys from Panda Crate

    Panda Crate

    Explore & Discover

    0-36 months

  2. A smiling child holding up farm animal puppets from a Koala Crate subscription box

    Koala Crate

    Play & Learn

    Ages 3-4

  3. A child building a DIY engineering project from a Kiwi Crate STEM box

    Kiwi Crate

    Science, Art, & More

    Ages 5-8

  4. A child assembling a Koinobori windsock from the Atlas Japan geography box

    Atlas Crate

    Geography & Culture

    Ages 6-11

  5. A happy child eating a homemade cheeseburger from the Yummy monthly cooking box for kids

    Yummy Crate

    Science of Cooking

    Ages 6-14

  6. Smiling child sitting at a table, working on an art project from a Doodle monthly art box for kids

    Doodle Crate

    Create & Craft

    Ages 9-16

  7. A young engineer completing a Trebuchet project from the Tinker Crate monthly science box for kids

    Tinker Crate

    Science & Engineering

    Ages 9-14

  8. Artist designing a terrazzo clay organizer from the Maker Crate monthly craft box for teens and adults

    Maker Crate

    Art & Design

    Ages 14-100

  9. Young engineer assembling a DIY wooden desk lamp from a Eureka Crate monthly engineering box for teens and adults

    Eureka Crate

    Engineering & Design

    Ages 12-100

Choose your plan ➜

What sets our crates apart from typical science kits for kids?

Each of our crates presents kids with a multi-faceted experience that can last for hours, or even days!

Our crates include a magazine with additional science experiments and activities, and lots of rich content to dig deeper into the theme. We also provide online resources and video content for every project, all designed to allow kids to explore further.

A completed motor from a Tinker Crate monthly science kit

We deliver carefully engineered components along with clear instructions and inspiration.

Progress with process

Science subscription boxes can give young learners the tools they need to explore, experiment, and discover the wonders of science.Introducing new science skills each month through fun projects can transform curious individuals into engaged scientists, all while they're having fun.

Two children laying on the grass and playing with a monthly science kit

With a new interactive experience each month, you can have your kids looking forward to learning like they never have before. KiwiCo’s monthly science kits for kids can inspire a lifelong interest in STEAM that opens doors for creativity and innovation.

Over 50 million crates of fun... and counting!

Check out #KiwiCo for tons more amazing creativity and serious fun.

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Our customers love us!

4.7 stars

29,941 reviews
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It's a fantastic initiative that teaches my son about STEM in a way that is fun and accessible

-Oliver D

Awesomeness for kids of all ages

Starting at $18.50

+ Free shipping within the U.S.

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Can't find what you're looking for? Check out our Help Center  ➜