To conclude their examination of forest ecosystems, class members consider the role forests play in the carbon cycle and how forests can offset climate change.

Where in the world is the equator? Explore a world map with your class, coloring in oceans, continents, and rainforests while locating the three major lines of latitude: the equator, Tropic of Cancer, and Tropic of Capricorn. Discuss how...

This science assignment produced by NASA teaches inquiring minds the distribution of Earth's water. Learners will appreciate and understand the importance of fresh water and how weather and climate affects everything.

Using different types of water, earth science explorers set out to prove the ocean's ability to absorb greenhouse gases. They heat, shake, and freeze the water samples to examine the gas content. This lesson is useful in a unit on...

After brainstorming what they know about ocean acidification, youngsters place eggs in acid to determine the effects on calcium-containing organisms, and add carbon dioxide to solutions with sea shell material to discover the impact on...

Young scientists demonstrate how Earth's temperature has varied gradually over time. They attempt to answer four questions that all pertain to how the Pacific Ocean's temperature has evolved. This lesson includes internet research and a...

The Discovery Channel provides numerous topics that are the most popular science topics taught in upper elementary and middle school. Content is organized by topics (Bacteria, Oceans, Solar System, etc.); all topics include quick facts,...