For children ages 5 through 10.40 Page science book and kit. 18 Activities. Major Awards.All materials included except one D-cell battery.A children's classic.This should be your child's FIRST Electricity book.Beautiful step-by-step, highly visual instructions and child appropriate materials designed for young children to work independently. Add a touch of whimsy, include all materials, and you've got: ScienceWiz™ Electricity.