Give Credit Where It's Due

Students role play various stakeholders who need water and make a pitch for the water allocation of a pond that is gradually decreasing in depth due to the overuse of water.

Light and sound go hand in hand. Pupils set up a system that will emit sound when a laser is directed at a photodiode. Various objects, such as a comb and talcum powder, allow for modulation of the laser beam. Individuals also...

For this age of globalization, the foods we eat often come from countries scattered all around the world. This research-based lesson asks young scholars to pick two of their favorite food items and investigate the origins of their...

An astronaut's spacesuit weighs 280 pounds and takes 45 minutes to put on — that's a serious suit! The second activity of a three-part series allows pupils to see all that goes into space exploration. Through simulations, groups analyze...

Balloons will go where you want them to. Young pilots first add paper clips to a balloon to make it neutrally buoyant. They then use cardboard to steer the balloon in different directions, taking air pressure into account.

From stately oaks to towering pines, trees are the largest members of the plant kingdom that most people see. But how do trees get so big? Find out where the mass of a tree comes from with a short video. The narrator presents the topic...

How does the sun give us light and heat? Discover what's really going on inside the centerpiece of our solar system in a brief video. The content includes common misconceptions about the sun's source of energy, how the simple elements...

Explaining exactly how DNA works to provide genetic information is a complex topic, but it is presented in a clear and engaging way through a five-minute video. Have learners try to explain how DNA works before watching the video, then...

Now it becomes crystal clear why the unit is called Mixtures and Solutions. The fifth installment of a six-part unit explores mixtures and solutions. After viewing a demonstration on mixing pebbles with water, salt with water, and...

When your class is examining the fishing industry or sustainable practices, you can use this brief activity to demonstrate the global impact our food choices have. Overharvesting, overfishing, and bycatch are important topics to address...