What are calories, and how do calorie needs differ from person to person? Here is a worksheet that briefly explains how calories measure the energy supplied by food, as well as suggests the amount of food an individual should eat per day.

Sticking to a physical fitness plan can be tricky. Support young athletes' personal fitness goals with a helpful and strategie lesson plan. They reflect on their daily habits through a pre-assessment and questionnaire, create short...

In this reflectivity worksheet, students read about the absorption and reflectivity of light by different materials. Students solve 4 problems and determine the composition of given materials based on the amount of light reflected. They...