Features: 1. Building Construction Toys: Can be assembled into bulldozers, tower cranes, helicopters, etc. When completed, you will have a lifelike model with flexible rotating parts. 2. Children's Toys: This can better stimulate children's imagination and creativity, the manual has detailed group instructions to guide your children to assemble the models step by step, your children can also create more new models according to their own imagination. 3. Learn While Playing: By building with physical objects, children will learn spatial skills and learn how problem-solving things fit together. It's also a good option if you want your kids to stay away from mobile games and electronic screens. 4. Premium Materials: This construction truck toy kit is made of environmentally friendly, safe, and durable children's non-toxic ABS plastic. No odor, smooth and burr-free, won't hurt your hands. 5. A Great Gift Toy For Boys And Girls: As a stem science education project/birthday/Halloween/Christmas gift, give a teenager or student a big surprise. Specification: Material: ABS + TPR Product Color: Multicolor Package Size: 29.5 x 21 x 8cm Package Weight: 1200g Package Included: 1 Set x Building Construction Block Toy