An Investigation into Effects of Rhizobium Soil Bacteria on Nitrogen Availability
Pupils identify the control and the variables in the experiment. They describe the growth of plants with and without nitrogen fixing bacteria, then name the bacterium responsible for making nitrogen available to the plant.
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Determining the Effects of a Golf Course on Stream Health
Do golf courses affect the water organisms in nearby streams and ponds? Small groups collect samples of water upstream and downstream from a golf course and analyze the macroinvertebrates found and the stream index values of the two...
8th - 12th Science
New Review What Is the "Greenhouse Effect"?
Enough talk about the Greenhouse Effect—let's actually look at it! Junior climatologists engage in a simple thermodynamics experiment on a cold winter's day to examine global warming. The activity simulates rising carbon dioxide levels...
6th - 12th Science CCSS: Adaptable
AP Physics 1 and 2 Inquiry-Based Lab Investigations
Have you ever wondered what type of AP Physics investigations The College Board wants? This is the guide for you! Sixteen labs covering both Physics I and II will get you started and inspire you to meet the requirement of 25 percent of...
11th - 12th Science CCSS: Adaptable
Study Jams! The Nitrogen Cycle
Expose your class to the steps of the nitrogen cycle with this short clip. Colorful computer imagery and animation explain how nitrogen travels from the atmosphere as a gas into plants and soil, where bacteria convert it into nitrates....
5th - 9th Science CCSS: Adaptable
Global Warming: Effects of Rising Sea Levels on Cities
How much difference would it really make if the sea level were to rise by one meter? Five meters? Ten or twenty? Using modeling software, kids examine how rising seas would impact New Orleans, as well as other coastal cities. After...
4th - 7th Science