Learn the basic principle of operation behind an electric bell. Great for science fair projects.
Operates on 3- to 6-V DC battery or 6- to 10-V AC transformer.
The coils and terminals are enclosed under a snap-on metal cover.
Bell is removable for use as a buzzer. Mountable.
Use this kit to introduce electromagnetic principles in the classroom setting!
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
Build a magnetic levitating train with this science fair project kit!
Build over 100 exciting electronic projects with this easy to use kit!
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!