Features<br> 1. DIY Assembling Electric Trolley: Encourages creativity as children can design their own track layouts and experiment with different configurations.<br> 2. Brain Teaser Puzzles: With different brain-teasing challenges, the logical rail puzzle kit involves kids' development of imagination, logical thinking, and problem-solving skills.<br> 3. Multiple ways to play: Each puzzle track set can spell out a variety of puzzle modes for any combination, freely disassemble and spell out the track mode you want.<br> 4. Durable and Safe: The puzzle board games are made of high-quality ABS and have burr-free polished smooth edges and corners and are safe for kids to play.<br> 5. Perfect Gift for Kids: The fun games can be the favorite gift for 3 up years old boys and girls.<br> Specification<br> Material: Plastic<br> Color: Multicolour<br> Size: 7 x 4 x 3 cm<br> Weight: 80 g<br> Package Include:<br> 1x Assembling Electric Trolley