Features: The Science set included all the parts to build a remote control car. According to step by step detailed instructions, your children can realize their engineers dream! STEM set STEM educational building toy not only develops the hands on of your kids but improves their logical thinking,confidence, and teamworks ability. It is also a perfect STEM projects to let your children learning about mechanics and engineering, enhancing your children's Science, Technology, and Math skills. Do not Give Up Our construction toy look a little challenging to assemble, but be patient to read the clear instructions, you will find it easy to follow it. do not give up easily, maybe you are just step away from success! Materials model car set are safe and full of durability, which make from real wood and scientific experiments safe materials. Wonderful gift,sweet warm gift for friend family and yourself. Specifications: Materials:wood, electronic components Package Includes: Package contains: 1 science experiment materials set note: Please allow 1-2cm errors due to manual measurement. Due to the differences betweeen different monitors,the picture may not reflect the actual colour of the item.