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Efficiency
Fourth graders work cooperatively to investigate the efficiency of various household appliances. They share their findings in three to five minute oral presentations.
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Harnessing Solar Energy
Learners identify the properties of light from the sun. In groups, they participate in experiments with solar collectors, cookers and calculators to determine which one harnesses the most energy. They record their observations and...
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Slime!
Students participate in a science experiment in which they try and move gelatin cubes with and without a lubricant. They examine the concept of friction and resistance to motion.
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Electrical Circuits And Switches
Students design and draw circuits with batteries, small light bulbs and common household conductors. They build and test the circuit then modify it so someone who couldn't use their hands could turn the circuit on and off.
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Climate and Topography, What Is the Connection?
Fourth graders study Neumann's world continent map and explore topography and climate.