4M - Detective Science deposit box 4M-03289 Brand 4M located in Hong Kong is recognized educational toys since 1993. Developing various creative, innovative, high quality products based on science build its way around the world. Mandatory safety in the design of products through regular testing in the EU and the US. With games children will develop their curiosity, what is learned through study. Discovery, design and production through trial. This is a fun project for studying the structure of lock and connecting loop. Build and configure the digital lock, installing alarm. To deposit box includes everything you need to create it: metal spikes, eclectic bell, alarm, electric wires, etc. and detailed instructions. Suitable age: 8+ years
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