Transforming Food Energy: A Balancing Act

Energy comes in many forms, but how do living things get the energy they need to survive and thrive? In a simple, controlled experiment with yeast, water, and sugar, groups make observations about how yeast reacts with water alone, then...

Planning a unit on simple machines? Save some time and energy with this collection of lessons and activities that explores how these devices are used in the real world to make life a little easier. 

In this food energy instructional activity, students rank the foods by the amount of energy they think the various food items have in them. Students then answer the 4 questions about food energy.

Take the concept of burning calories to a more literal level in the second of seven lessons about energy in the realm of food and fitness. Using simple materials, groups will burn breakfast cereal and a pecan to see which one gives off...

"Energy Plus!" from Together Counts is three days worth of lessons, discussions, and activities about nutrition. The materials help you teach youngsters about eating healthy and burning calories. Energy in and energy out. Included are...

Which has more calories, a cupcake or a rat? The odd question grabs pupils' attention as they learn about food as fuel in an intriguing installment of the PBS food science playlist. The video explains how scientists use a bomb...

Meet adorable, animated chloroplasts as they produce glucose with the help of the sun. Viewers learn how carbon, oxygen, hydrogen, and electrons are combined to form carbohydrates with an engaging video. The narrator also explains how...

Fifth graders investigate the nutrition in rice. In this rice instructional activity, 5th graders discover that rice is a great source of energy. Students compare foods to rice to see the differences in the nutritional value. Students...

Natalie explains what exactly nutrients are. Here in part one she discusses building blocks such as vitamins, minerals, carbohydrates, and water. Each is thoroughly explained in a simple, but scientific way. Use in a biology or nutrition...

It's disturbing to think that one third of children born after the year 2000 will suffer from diabetes and perhaps be the first generation to live shorter lives than their parents! Too many youngsters are not eating properly and are not...