1.This kits contains instructions,which makes it easier for you to assemble series and parallel circuits. By setting up simple circuits, it is easier for your child to learn basic electrical rules and improve your child's handson ability, thinking ability, creativity, and awareness of electricity. 2.It is a introductory kits for electricity. It helps students to consolidate the knowledge in textbooks and gain a deeper understanding of basics of current. The basic electricity circuit kits can build various kinds of the series and parallel circuits like the basic circuits in the manual. 3.All accessories are packed in a plastic storage box. When you are not using it, you can put it in the box and store it. It does not contain AAbatteries. It is a wonderful gift for friend, students, teacher. 4.This kit is ideal for 3rd4th5th grade science project, summer camps, science fairs, handson center,science clubs, home school unit study, teaching aids, gift, and generally for anything related to the education.