ScienceWiz Inventions Kit

Use the supplies in this kit to build 4 different inventions: spinning motor, clicking telegraph, light flashing generator and a real radio. Comes with a 40-page book that includes step-by-step directions and pictures so that children can work without individual attention, plus features illustrations so that they learn how and why the inventions work. Each kit requires one D-cell battery, not included. For ages 8 and up.