Engineering 3-Pack

Build awe-inspiring Tinker Crate projects and explore the science of gears, friction, and projectiles. Ages 9-16+

  • Automaton

    Engineer a hand-cranked, wooden automaton that makes a marble climb stairs. Explore the gears and cams that make the mechanics work.

  • Friction Climbers

    Engineer 3 wooden animals to explore the mechanics of friction!

  • Ballista

    Build a ballista and experiment with aiming and launching!

$74.85 $62.95 + free shipping!
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Mechanics 3-Pack

Discover hands-on fun with Kiwi Crate and dive into the science of mechanics, motion, and solving puzzles. Ages 5-8+

  • Disk Launchers

    Build a launcher and explore physics by sending disks zooming across the room! Use the launcher to create and play a game with your new flying toys.

  • Exploring Stars

    Learn about the constellations in the night sky and then imagine and design your own! Play with planetary gears and use them to engineer a model system of the Sun, Earth, and Moon.

  • 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.

$74.85 $62.95 + free shipping!
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Chemistry 3-Pack

Explore amazing reactions with 3 lab kits. Build, experiment, and learn the science of chemistry. Ages 14+. Ships via Ground Shipping to contiguous United States only.

  • Electrochemistry Lab

    Engineer a clock that runs on just saltwater and strips of metal and conduct 2 experiments.

  • Glow Lab

    Explore UV light and mix up 3 solutions that glow in the dark. Explore the chemistry of fluorescence, phosphorescence, and chemiluminescence.

  • Fire Lab

    Make a colorful flame lamp and complete 7 combustion experiments that explore the chemistry of oxidation, the flame test, and light energy.

$119.85 $99.95 + free shipping!
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Electronics 4-Pack

Construct 4 advanced electronics kits to create a working flashlight, glowing speaker, light-chasing robot, and laser projector. Ages 14+

  • Light-Up Speaker

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

  • Light-Chasing Robot

    Wire up the motors, add the switch, and assemble your robot — all while exploring the science behind circuits and sensors.

  • Hand-Crank Flashlight

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

  • Geometric Laser Projector

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

$159.80 $124.95 + free shipping!
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What Sets Our Crates Apart

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

    Carefully engineered components!
  2. We ensure that the projects are multi-dimensional with lots of possibilities for kids to tinker and explore.

    Tinker and explore!
  3. Every crate is tested rigorously by our experts and lots of kids.

    Tested rigorously!
  4. Our projects are enriching, accessible, and fun for kids of all ages.

    Enriching, accessible, and fun!

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.

Getting in Gear

Once the makers of tomorrow discover the scientific process and learn to draw scientific conclusions, their confidence and curiosity can trigger a cycle of endless questions that lead to fascinating answers. Mechanical engineering kits can take your inspired scientist on a journey toward scientific discoveries that they won't soon forget. KiwiCo engineering kits bring the excitement of engineering innovation and scientific invention to your doorstep!

Over 10 Million Crates of Fun... And Counting!

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

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