This kit includes all the parts you need(except batteries) to do the beginner entry experiment: a switch 5 bulbs 2 light holders 6 wires and a storage box to store these parts. We provide PDF instruction online - Three simple electricity experiments in the instruction for kids to follow. You can download it from the section named [Technical Specification] on this page. Manufacturered by IS. Our educational kit is perfect for school teachers parents summer camps science classes/clubs 3rd/4th/5th grade children to do a basic science STEM project. Any questions please feel free to contact us at firstname.lastname@example.org. We are also glad to give a good discount for bulk purchases! What's learned from books is superficial after all. It's crucial to have it personally tested somehow. To make a better understanding of electricity why not build a simple circuit by yourself?