Spytech Kit

Create four kinds of intruder alarms with voice warnings, secret message devices, pressure-activated security mat, metal detector, or lie detector. Record your own secret messages and play them back automatically. Set includes 10 electronic blocks, one jack plug, two pressure mat cards, decorative stickers, and an Inventor's Manual. Introduces Kids to electronics and computer science in a creative and fun way! Logiblocs are high-tech, interactive building blocks that plug together to create circuit systems that make things happen! Awards: Good Toy Guide Silver Award Science & Nature Category 2003 Dr. Toy's 10 Best Games Requires  batteries: 4 x 1.5v AA (LR6) Age: From 7 years