Buy Cheap Fascinations Techcard Technology Power Circuits (Door Bell) 
Buy Low Price From Here Now Explore key scientific principles like energy, force and friction while building your own educational projects. Construct a sonic door bell and expect everyone to ring before entering. Learn how simple material can form strong structuresNo glue or tools required?For ages 8 and upMaterial: Plastic metal paperOverall dimensions: 2.5 H x 3.5 W x 3.5 D
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- Fascinations designs product to illustrate many magical aspects of our world
- Construct a sonic door bell
- Explore key scientific principles like energy, force and friction while building your own educational projects
- Tech card technology is used widely in schools to teach design and technology
- following circuit diagrams you can assemble basic components into a working sonic door bell
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Buy Fascinations Techcard Technology Power Circuits (Door Bell) Now