Give your child an exciting, hands-on introduction to electricity with Sparky & Bright's Secret Lab of Electricity - 3 in 1. This innovative kit contains 3 different do-it-yourself activities that will give your child an entertaining, concrete knowledge on how electronic circuits work. With its easy-to-follow instructions, your child gets a hands-on experience on how electrical circuits work. The project manual includes colour illustrations and simple directions for each project. Because the projects are arranged in order of complexity, kids can build on their skills as they progress through the manual. The activities in the box cover concepts like electrical conductivity of fluids, lemon & potato battery circuits. Once children have mastered several of the techniques introduced in this kit, they can use the components to experiment and create their own customized circuits and electronic devices. Electricity 3 in 1. requires 2 - AA batteries, which are not included in the box.