Meccano Canyon Crawler Model Building Set, 190 Pieces, For Ages 10+, STEM Construction Education Toy Working suspension, opening tailgate and opening hood. Finished Canyon Crawler measures 5.25 long by 3.5 wide by 3.5 tall. Rebuilds into a desert truck equipped with the same impact-neutralizing shock absorber. STEM toy: For over a hundred years, Meccano has been promoting children's STEM (Science, Technology, Engineering, and Math) learning as they build and play . DEVELOPMENTAL BENEFITS: As kids connect pieces and discover how the building system works, theyre strengthening hand-eye coordination, fine motor skills, problem-solving skills, while exercising their imagination! For ages 10+. No batteries required. Includes: 190 Parts, 2 Real Tools , 1 Instruction Sheet