Features: Circuit experiment equipment kit-will introduce children to the basics-of the electricity flow and teach them to light up a light bulb. Students will be able to enhance their learning-experience in Physics by building series and parallel-circuits. This item can not only-cultivate children-hands-on ability, improve parent-child relationship, but also Inspire-children inquisitiveness and interests by providing them with a variety of safe and engaging tools and open-ended learning-experiences. This Kit-is made-of high quality plastic, and it's-ideal for summer-camps, science fairs, hands-on center, science clubs , home school unit study, Teaching Aids, Kids-gift. Specifications: Type: Circuit Experiment Kits Material: Plastic+Metal Applications: Physics Circuit Learning Experiment Features: Circuit-Experiment Kits, Science Study, Discovery-Principles Dimension: approx.15cm/5.91in Color: As picture show Note: 1.Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank-you! Package includes: 6Pcs Wire 3Pcs Light Bulb 2Pcs Battery Box 2Pcs Small Light Holder