Erector Motorized Helicopter Construction Set 20 Different Models

This motorized construction set includes the tools needed, a 6 volt motor, batteries, 120 plus parts and you can build 20 different models with it, one model at a time. It comes in a hard plastic case that is sealed. The box states that it is recommended for age 5-8. It includes an instruction book, and an option to look up more model building instructions on-line.