Build ramps, build jumps.and then send your skater flying with the Skate Park Building Set. This unique engineering and design challenge helps little learners sharpen their critical thinking, problem solving, and STEM skills as they create the skate park of their dreams. Engineer it and then engineer it again with the included Activity Cards that help guide the process. Recommended for ages 5 years and older; 43-Piece set includes Activity Cards; Longest ramp measures 10' x 2'.