Get ready for fun,hands-on learning, and discovery with this 3-in-1 STEM toy kit featuring a See-Saw, Playground Slide, and Merry-Go-Round! Kids build real working models while uncovering the science behind their favorite playground rides. From understanding balance with the see-saw (levers), to exploring motion and angles with the slide (inclined plane), and learning gears and rotation with the merry-go-round (compound machine), this 37 part kit is where adventure blends play with STEM in the most exciting way.