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...

In 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...

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...

What are we made of and where did all of this stuff come from? From the Big Bang to star dust, the narrator of an entertaining video explores many different theories. Scholars learn the sequence of events that had to occur to create the...

Ants don't eat leaves, they use them for farming. The video focuses on this practice, which ants have done for 60 million years. It explains how they use the leaves to grow fungus and build entire underground cities. They even assign...

Male hyenas are not laughing! The species probably doesn't find it funny that they always hold the lowest status in their packs. An intriguing video lesson explains how this comes about and the negative impact on these animals.

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...