Flexible Remote Control – Ultimate STEM toys for boys and girls, our 2-in-1 remote-controlled cars come with a simple remote design that makes them easier to move, drive, turn, and spin on smooth, flat surfaces indoor or out. It is made of high quality, safe and harmless ABS plastics for children. | 2-in-1 Vehicle Creation – This building set lets you make an off-road truck and a racecar with easy-to-use pieces that are perfect for building and construction. And when you’re finished, use the remote control to drive them! | Imagination and Learning – These snap-together building games block toys for kids are great for strengthening hand-eye coordination, promoting creativity, enhancing critical thinking and development skills, and having fun at the same time. | Bright, Colorful Pieces – The ultra-bright green and black design makes the more fun and engaging toys for children ages 8 and up. And our STEM building toys are also a great way to build social bonds or strengthen your relationship with your kids. Great gift for birthday/Children's Day/ Christmas/Chanukkah/Easter/summer camp activities/Black Friday/ back to school. | Battery-Powered Vehicles – Once you’ve put together your STEM toys you add Three AA batteries ( For The car) and three AAA batteries (for The remote control ) are required (Not included) . to get them moving. And with proper care you can continually drive them over and over for hours of fun!