Secrets from the Sea

Change where an object floats in water. Pupils experiment with a Cartesian diver by squeezing on the side of a plastic bottle. Learners pay attention to the bulb of the pipette as the bottle is squeezed to determine what is happening...

What do you have in common with a fruit fly? About 60 percent of your DNA. The resource, divided into two units, is intended for grades four to eight and another for high schoolers. Both units include eight lessons covering the...

One of the key objectives of Europe's Copernicus Earth program is to monitor the temperatures of the oceans and seas on Earth. Young scholars learn the effects of different heat capacities through two experiments. These experiments...

Energize an environmental science unit on natural resources with this collection of instructional materials. From simple coloring sheets for primary grade children, to guiding questions for a high school research...

Does a spider spin its web differently in space? What other ways might microgravity affect an arachnid? Pick a topic to research, plan an investigation, and follow astronauts on the International Space Station as they perform some of the...

Why are snowflakes six-sided? Why are none of them the same? Explore what is known and still unknown about these winter wonders. 

Don't just sink the boat. Using a closed container as a submarine, pupils experiment to see what to add to the container to make it float, sink to the bottom, and hover in the middle. After finding one option, learners see if they can...

Dive into an exploration of the life cycles of coral reef fish with this short instructional video. Starting off as larvae floating in the oceans' currents, these little fish can travel thousands of miles, avoiding numerous hazards...

Bring some energy to your physical science curriculum with this engaging Bill Nye the Science Guy lesson. Based on his Renewable Energy video, students explore the concepts of potential and kinetic energy and learn how they are applied...

What made ancient cities sink underwater? What do these cities look like now? A short video describes how earthquakes and tsunamis caused ancient cities to become sunken cities.