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...

Basically, this is an interactive exploration of educational astronomy software and an app. Young astronomers discover how the apparent motion of the sky relates to Earth's movements and the position of the observer. It is out of this...

Students will identify and locate Central and South America and their countries and features, as well as Meso-American civilizations. Students will compare civilizations and discuss voyages of relevant explorers.

Students are introduced to the growth process of a potato. As a class, they place a potato on a plate and observe how long it takes for the eyes to appear. In groups, they follow a recipe to make potato soup that is shared with the...

You're going to wish you had a watermelon for this lesson plan! Class members read about watermelons and make a salad in class to sample. They also perform estimates, measurements and calculations on a watermelon. They predict what...