Playz Electrical Circuit Board Built for Aspiring Electricians 328+ Experiments with Light Magnetic Sound and Touch Control! With a large circuit board and 72 included parts your child will learn the basic concepts of electronics including electricity voltage current resistance magnetism electrical circuits and theories. The 64-page illustrated instruction manual will guide them through the fun 328+ experiments which includes learning to connect: Glow-in-the-dark flying disk AM/FM radio Doorbell melody Spinning top Animal sounds LED light bulb Bell Color filter Digital LED segment ...And much more! Requires 4 AA batteries (not included). For ages 8+.