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Ships within 48 hours · Estimated delivery Jun 29 - Jul 4
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Description
Thames & Kosmos Simple Machines STEM Experiment Kit for Ages 8 and UpJumpstart your study of mechanical physics by learning all about simple machines and how theyre used to make complex tasks easier to do. Through 26 model building exercises, youll investigate all six classic simple machines wheels and axles, levers, pulleys, inclined planes, screws, and wedges as well as gears. Start off with simple models to guarantee a firm understanding of the basic principles at play, and then move onto larger, more complex models
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- Free Standard Shipping on $100+ Orders to the USA.
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.6 ★★★★★
Based on 2401 reviews
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Product Reviews
★★★★★ 3
Decent watch if you can buy cheap
Color: Brown/Digital/Brown
Watch is pretty light weight and flimsy feeling. The indiglo is barely there. Nice looking with decent screen and readability. Wouldn't pay much more than $30 for this watch. Cheap Casios outdoo this easily.
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Reviewed in the United States on February 18, 2026
★★★★★ 5
It's easy to set and holds perfect time
Color: Brown/Digital/Brown
I'm very happy w/ this watch.
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Reviewed in the United States on May 31, 2026
★★★★★ 2
No glow
Color: Brown/Digital/Brown
Where the glow . Dont buy if you need to see it .
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Reviewed in the United States on March 1, 2026
★★★★★ 5
Very comfortable good quality flash shipping
Color: Brown/Digital/Brown
Very comfortable good quality
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Reviewed in the United States on January 16, 2026
★★★★★ 4
Good watch
Color: Green/Digital/Green
Band pin fell out but I was able to fix it
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Reviewed in the United States on September 9, 2024
