Set learning in motion with these moving STEM machines! Kids learn the science behind real-world machines as they build twisting, turning STEM creations with the STEM Explorers Machine Makers set from Learning Resources. Inspired by real-world physics and engineering, this STEM building toy's 9 STEM challenges help kids learn the fundamental mechanical principles of all kinds of specialized equipment—use real-world techniques to build your own miniature satellite dish, space rover, crane, and more! As they test and tweak their STEM kit creations, kids will also hone the critical thinking and problem solving skills that are essential to STEM success. This 60-piece STEM building toy includes all of the gears, pulleys, belt drives, and connectors needed to build simple machines, as well as 10 activity cards packed with challenges. Better yet, the STEM Explorers Machine Makers set also works with all Gears! Gears! Gears! sets for even more building fun. Science. Technology. Engineering. Mathematics. STEM help us bring the future home today. That's why Learning Resources is dedicated to helping kids get an early start on these essential skills. From building sets grounded in the fundamentals of engineering to coding robots designed for kids as young as 4, our award-winning educational toys unlock the 21st-century STEM skills they need to succeed today and tomorrow. Made from durable, BPA-free plastic, our science toys are ready for years of learning fun at home or in the classroom. Recommended age 5+ years