DescriptionAre you looking for a durable, yet affordable kids toy? Are you in search of a sturdy, trustworthy kids toy that can serve you for a long term? If yes, look no further! Our premium pulley model set must meet your needs.Features-Color: Random -Material: plastic - Size: 9.50X2.50X22.00cm/3.73X0.98X8.65in- Provides great hands-on experience with concepts of work, force, and energy. - Great for use either at home or in the classroom. - Demonstrate how machines can reduce work and turn potential energy into certain energy. - A great way for parents to spend quality time with kids. - Smooth surface and corners, will not hurt your kids' hands.
