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Pull Your Weight Single Box  

Which is all about pulleys, cranes and Newton`s Third Law is now available as a groovy SINGLE box!   

The Engineering Design Challenge:

At the Mars colony, astronauts will need machines to build structures and move materials. One of those machines will be a crane. You’ve been tasked to design and build a crane to lift a heavy load.   "Pull Your Weight" - and it`s all about pulleys, cranes and Newton`s Third Law. Your STEMists will love channeling their inner Isaac Newton with this box!  

  Engineering Design Challenge:

At the Mars colony, astronauts need machines to build structures and move materials. One of those machines will be a crane. You`ve been tasked to design and build a crane to lift a heavy load.   Monthly boxes from Groovy Lab in a Box sell out very quickly, so be sure to order "Pull Your Weight" today so you don`t miss a groovy thing.

Grab this offer

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This website was created and owned by Ashley & is based in the USA. While sometimes we do have posts that are internationally and worldwide, this is not often. Our target audience is in the USA so please keep this in mind when using this site. Please note that Closet of Free Samples does accept forms of cash advertising, sponsorship, paid insertions and/or other forms of compensation. Read More →