Meccano, 3 Model Building Set, Insects, 72 Pieces, For Ages 8+, STEM Construction Education Toy 3 BUILDING MODELS - Let your child build 1 of 3 different insect ideas (models can be built one at a time), a Dragonfly, a Cricket and a Hornet and much more or kids can mix match pieces to come up with their own original design for open-ended fun. REAL WORKING PARTS - The fully built Dragonfly measures 7.5" long X 7" wide X 3" tall and features wings that really move. 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 8+. No batteries required. Includes: 72 Parts, 2 Real Tools, 1 Instruction Sheet