Unit 4f:
Circuits and Conductors
Construct simple circuits and use them to test whether materials are electrical conductors or insulators and how switches work; relate knowledge about metals and non-metals to their use in electrical appliances.
See also our electricity page
  What happens to the brightness of the bulb as more batteries
are in a circuit?
Use a sensor to measure light intensity. Place the bulb in box with a light sensor. Take SNAPSHOT reading of light intensity.
Repeat, changing the number of batteries in the circuit. Enter the data into a spreadsheet for the children to draw conclusions from.
Step by step guides to using the Logit Explorer in various investigations.
 Investigate motors and switches.
Build procedure for traffic lights.
Turn the roamer into Burglar Bill and and put alarms in his path.
Branching database of conductors and insulators.
 Children record results of investigations.
 Children take images of components of circuits and diferrent circuit constructions.
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