Power Circuits - Door Bell

Power Circuits  -  Door Bell 

Using tech card technology these kits illustrate how to make sturdy structures from simple elements and how to combine simple mechanisms to form working mechanical devises.

This Power Circuits kit is a great way of introducing simple electric circuits. Following circuit diagrams you can assemble basic components into a working sonic door bell.Discover how electricity flows in a circuit and see how it can be controlled by a switch to operate it, turning electric current into sound. Once constructed expect everyone to ring before entering your room ! 

Tech card technology is used widely in schools to teach design and technology.

age 8+