This science project kit is for fostering a love of STEM subjects in children. By engaging in DIY engineering experiments, kids can develop critical thinking and analytical skills. The assembly process encourages patience and perseverance, as they must follow instructions and troubleshoot any issues that arise during construction. Features -Color:Beige -Material:Wood -Size:19.20X9.00X8.00cm/7.55X3.54X3.14in -Diy fun: this science project kit offers a fun diy experience, allowing children to build their own belt and learn through introduction: the electric belt model introduces kids to of technology and automation in an engaging way -Cognitive skills: assembling and operating the model helps improve children's cognitive abilities, including spatial reasoning and critical thinking -Organizational play: the belt can be used to organize small items, making tidying up a fun and interactive task -Learning and play: suitable for home, school, and kindergarten, this model provides a blend of educational and recreational activities Package list: 5 pcs x 1 set of belt model