The Water Project -Experiments and activities to show how the water cycle helps to purify water. Evaporation and Condensation are explored as processes for water purification. This site also provides useful resources for exploring water issues.
One of many sets of task cards on science topics! $2.75 each. The 32 Weather Task Cards have students digging deeper into the concept of weather. Weather concepts included are: natural disasters, measuring weather, fronts, air masses, station models, types of clouds, relative humidity, dew points and much more. 5-8 $