If you or your students are new to STEM, then this super-simple learning kit is made for you! Our kit comes ready to use and easily integrates into your classrooms existing activity centers‚‚‚Üwith no prep work and no guesswork! Simply set out the materials and display one of the illustrated activity cards, then let children start discovering on their own‚‚‚Ünaturally solving problems as they play and explore. Plus, the back of each card has super-simple teacher tips and discussion questions, so it,couldnt be easier to guide kids along‚‚‚Üas they use blocks, links, ramps and balls to learn about STEM concepts like structure, momentum, gravity and more! Kit includes 46 wooden pieces, 20 plastic links, 8 activity cards and a card stand; ramps measure 8".