Helpful Microorganisms

When astronauts get hungry in outer space, they can't just call and have a pizza delivered. In order to gain an appreciation for the challenges associated with space travel, young learners are given the task of selecting,...

The I-STOP law was designed to regulate the distribution and tracking of prescription drugs. After reading an article about its signing and implementation, middle and high schoolers work together to come up with their own ideas for an...

Entangle your life science class in learning with this collaborative food web activity. Using pictures of the plants and animals native to a particular ecosystem, young biologists work in small groups to construct visual...

What happens to your body when you use drugs? What do you do if your friend wants you to start using? Learn about the signs of addiction and the ways to withstand peer pressure with two classroom activities. After storyboarding the...

11-year-old Birke Baehr describes what he calls "the dark side of the industrialized food system". Explaining everything from genetically engineered seeds and organisms to Confined Animal Feeding Operations (CAFOs), Baehr...

What makes a clock tick or a bulb light up? The concept of work is explained to a backdrop of clever animation. Physics fans learn that the amount of work equals the product of the force and distance, and that the rate equals the amount...

The average American creates more than 240 pounds of food waste every year. Are there ways to reduce that number? The eighth lesson in the 13-part series covering Our Hungry Planet introduces multiple ideas for reducing food waste. It...

Ever wonder why it takes awhile to feel full when you eat a meal or snack? Follow food in its fantastic, 40-hour journey through your body with a video about the digestive system! Young anatomists explore the process of digestion,...

Explore the food chains that support Arctic ecosystems. A class discussion on interdependence and the different roles plants and animals play in ecosystems provides students with the knowledge to complete a worksheet asking them to...

It is safe to say that everything is best in moderation—including preservatives in food. Microbes and oxidation are the main reasons foods become spoiled. Thanks to preservatives, our foods end up having a longer shelf life. But what...