Carevas Wood Traffic Lights DIY Kit DIY Kit for Science and Technology Inventions Assembled Experiment DIY Model Building

Features: Not only your will know something about electric components, but also understand the principle of parallel circuits. This DIY kit is good for stimulating 's learning interest and developing their thirst for knowledge. Help to cultivate 's curiosity about science, and to improve their ability of innovation and practice of their own. Selected -quality metal components to achieve the best and stable performance. Made of good quality wood planks and plastics, to use and environmental friendly. Designed for aged 7 and up, this Traffic Lights Model is very easy to assemble. Specifications: Material: Wood+ Power Supply: 2 * AA battery (NOT included) Item Weight: 120g / 4.23oz Package List: 1 * Package of DIY Kit

Not only your will know something about electric components, but also understand the principle of parallel circuits. This DIY kit is good for stimulating 's learning interest and developing their thirst for knowledge. Help to cultivate 's curiosity about science, and to improve their ability of innovation and practice of their own. Selected -quality metal components to achieve the best and stable performance. Made of good quality wood planks and plastics, to use