- 131 parts to build seven vehicle models with different power sources: push power, rubber band, wind, and a spring motor
- Includes 5 after-build experiments that teach your child about STEM concepts like potential and kinetic energy, velocity and more
- Easy-to-follow, step-by-step building instructions included
- All teacher guides and experiment guides are aligned to national standards, including ITEEA, NSES, NCTM, NGSS and Common Core
- Recommended for grades 3 to 5, one set is recommended per two students
