By creating a battery from a potato, children learn about electricity. This safe experiment requires a potato, copper and zinc metal plates, wires with alligator clips to connect to the plates and a light bulb. Other exa... More » Science Physics Electricity

Two science projects that use electric motors are building an electric motor itself and using a motor to build an air propelled motor boat. The projects demonstrate the creation of force by passing a current through a ma... More » Education K-12

An electrical project on a list at suggests testing the electrical conductivity of various materials. Additional projects include constructing simple electrical circuits, making electric paint, and usi... More » Education Public Speaking
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A potato has the potential to conduct electricity because it is a source filled with electrolytes. These electrolytes act as an electrical conductor which means they allow the flow of electric charges. More » Science Physics Electricity

According to the BBC, potatoes produce electricity by virtue of their acidic juice, which reacts with two electrodes placed in the potato. The chemical reaction produces a weak current between the two electrodes. More » Science Physics Electricity

To make electricity for a science fair project, insert a copper nail and a zinc nail into a citrus fruit. Demonstrate the production of electricity by connecting an LED light between the nails. This process takes just a ... More » Science Physics Electricity

Some easy and fun science project ideas for fourth graders include projects such as a pizza box solar oven that demonstrates the power of solar energy and a jumping cereal project which displays the properties of static ... More » Education Homework Help