This free download uses the microphone in your computer (or you can use a plug in microphone for better quality) to detect sounds and instantly displays the sound waves on the screen. This would be a great tool to illustrate pitch and loudness, so they can make connections to the wave behavior.
Reading that can be used to expand students knowledge about the variety of adaptations organisms can possess. Check out the other articles on this page under the heading "other people are reading". Aligns with 4.3.C.a and 4.3.C.b
Project based lesson plan. If technology is not available, you could print off the animal resource pages using the National Geographic Animals website and library resources.
Instantly converts length, area, volume, weight, temperature,fuel efficiency and power. Includes US customary and metric system. Helpful site for measurement unit.
Very intriguing site listing live statistics including world population, species extinct, forest lost, forest replanted and an oil depletion timer. Click on Population Counters (globe on the right) to see the populations on each continent as the globe slowly spins around. Very cool!
This article helps to bring relevance to why we should study soil and erosion,as well as, possible solution(s) for erosion problems. Aligns with 5.2.A.c, 5.3.A.c and 5.1.A.a