Put those fidgeting hands to good use with one of these beautiful DIY kits for adults and children. The kits range from standard car and plane models to STEM-based robotic and gaming projects. When you’re done building the intricate models, you can enjoy your creation as a desktop decoration or toy.

1. Heavenly Hercules Metal DIY Model Kit; $120 

Time for Machine

This DIY replica of a real-life visionary plane includes eight motors you can watch work. When you’re done building, plop it on your desk for the perfect conversation starter.

Buy it: The Mental Floss Shop

2. Dazzling Steamliner Metal DIY Model Kit; $160

Time for Machine

Get your dieselpunk and steampunk kicks with this sleek steamliner model powered by a spring mechanism.

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3. Mysterious Timer Metal DIY Model Kit; $55

Time for Machine

This DIY clockwork timer will measure up to an hour of time, sound an alarm, and make a timeless decoration after you assemble it.

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4. Sunfounder Nano DIY Robot Kit; $47 (21 Percent Off)

Sunfounder

Give a younger pal an introduction to robotics programming with these robots you can build and train to walk, dance, and kick.

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5. DIY Bionic Robot Lizard; $55 (16 Percent Off)

Sunfounder

Trade the time it takes to care for a real reptile pet for some STEM education. This kit teaches kids to build their own bionic lizard using engineering, robotics, and programming skills.

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6. Sunfounder Picar-V Kit V2.0 Raspberry Pi 4; $105 (8 Percent Off)

Sunfounder

This STEM kit for beginners is the perfect way to learn Raspberry Pi, robotics, and electronics with easy coding tutorials.

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7. Glorious Cabrio Metal Diy Model Kit; $60 

Time for Machine

Under the hood of this stainless-steel model car is a spring-powered mechanism that allows it to travel across floors in style. There's even a functional steering wheel, trunk, and hood for added authenticity.

Buy it: The Mental Floss Shop

8. Hot Tractor Metal DIY Model Kit; $25

Time for Machine

Build a real-life prototype of the heavy K700 tractor, complete with opening cabin doors and a working hood.

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9. DIY Robot Curiosity Kit For Ages 8 to 10; $70 (41 Percent Off)

Twin Science

Make playtime educational with this introductory STEM learning kit that teaches kids to build modules that are LEGO-compatible for even more exciting play.

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10. Bondic Pro Kit With Extra Refills; $22 (45 Percent Off)

Bondic

Toss that Scotch tape and glue, because this liquid plastic uses a UV LED light to harden and connect model pieces together.

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11. Makerbuino Educational DIY Game Console (Standard Kit and Tools); $80

CircuitMess

Get kids away from their screens for a bit with this kit that teaches them to actually build their own handheld gaming device.

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12. Royal Voyager Metal DIY Model Kit; $80

Time for Machine

Let nostalgia take the wheel while you build this retro, disco-era sedan with a wind-up handle that starts the engine.

Buy it: The Mental Floss Shop

13. DIY Robotic Art Kit For Ages 6 To 9; $30 (56 PERCENT OFF)

Twin Science

Give craft-loving kids a lesson in STEM with this kit that explores art, science, and robotics while designing tons of projects.

Buy it: The Mental Floss Shop

14. Silver Bullet Metal DIY Model Kit; $55

Time for Machine

This unique model design was inspired by international sports cars and includes intricate engine gears to tinker with beneath the hood.

Buy it: The Mental Floss Shop

15. Marvel Tank Metal DIY Model Kit; $70

Time for Machine

This steampunk-style self-propelling tank can overcome obstacles or sit pretty on your desk.

Buy it: The Mental Floss Shop

Prices subject to change.

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