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 KitsMaterial: Plastic+MetalApplications: Physics Circuit Learning Experiment Features: Circuit-Experiment Kits, Science Study, Discovery-PrinciplesDimension: approx.15cm/5.91inColor: 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 Wire3Pcs Light Bulb2Pcs Battery Box2Pcs Small Light Holder