The microwave is a staple in many American households, but how exactly does it work? Approach this question from a scientific and practical standpoint, and discover cooking strategies, recipes, and methodologies for the standard...

Fifth graders discover how blood moves around the body.  In this circulatory system lesson, 5th graders feel their pulse before and after exercise.  Students count their heart rate. Students use the scientific method to record...

Looking for authentic hands-on nutritional experiments? High schoolers will perform experiments to test for the presence of vitamin C in several solutions as well as the effect of caffeine on Daphnia. They will also consider the...

Students investigate simple machines and their uses in everyday life.  In this scientific method lesson, students examine physical tools such as wedges, screws, and levers using a "how does it work" approach.  Students complete...

In this colorful packet, students engage in a variety of activities involving plants and seeds. After answering the 50 questions in the packet, learners can go on to delve into their own projects.