DIY Building Groups This easy-to-build construction set sparks imagination, offers endless build-and-play fun. An action-packed construction site play kit, it features a bulldozer, a toy crane, a forklift, a wind mill, a gantry crane, a carrier vehicle, rotary crane<br> Easy to Assemble and Organize The building sets come with tools and clear step-by-step guide with photos of the models that can be followed. Player can entertains himself by building toys independently.<br> STEM Education Through Playing Fun and interesting educational toys are designed to improve your children's Science, Technology, Engineering, and Math skills through playing. Keeping children engaging for 1-2 hours each day can enhance his concentration and hand-eye coordination, develop their independent, confident and practical ability.<br> Different Levels of Challenges 10 different designs can be built with 108 pieces of construction blocks. Perfect learning games for classroom kindergarten or home, bringing more fun for 3 4 5 6 7 8 9 10+ years old boys and girls.<br> Perect Gift for Kids Kids can create an action-filled holiday, Christmas, birthday or any day gift for kids ages 5+ who like construction trucks, bulldozers and crane toys