How many parts make up the water cycle? How many things on Earth rely on water as a system? Learn more about the water cycle in an informative and colorful poster. Print and hang, or project the graphic in the classroom for optimal use.

How much do you really know about our planet? Middle schoolers build up their prior knowledge about Earth, its placement in the solar system, its composition, and important geological vocabulary with an introductory earth science lesson.

How is sea coral like a thermometer? Part three of a six-part series from NOAA describes how oceanographers can use coral growth to estimate water temperature over time. Life science pupils manipulate data to determine the age of corals...

Heat things up in your earth science class with this collaborative lesson on volcanoes. After first being introduced to the different types of volcanoes and how they are formed, young geologists work in small groups to...

A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...