Description
Why does saline conduct electricity? How does a motor work? How do you light a light bulb?
What is the difference between a series circuit and a parallel circuit? How does an alarm work? How do you build a siren?
22 easy, solder-free assemblies to discover electricity.
Illustrated instructions in color.
Requires 4 AA batteries (not included).
Box dimensions: 30 x 8 x 30 cm
What is the difference between a series circuit and a parallel circuit? How does an alarm work? How do you build a siren?
22 easy, solder-free assemblies to discover electricity.
Illustrated instructions in color.
Requires 4 AA batteries (not included).
Box dimensions: 30 x 8 x 30 cm