Your heart starts beating before you are born and keeps right on going through your whole life. Over an average lifetime, the human heart beats more than 2.5 billion times. Keeping your heart healthy means eating right, not smoking, and...

Some people know that exercising is beneficial, but still find reasons why it isn't a priority. This article relates the importance of exercising and how it can improve your mind and body. Links to similar sites are provided as well.

See how exercise affects human health.

Information about kids and exercise. Includes an age-appropriate guide to the type and the amount of daily exercise children should be getting.

Information about kids and exercise. Includes an age-appropriate guide to the type and the amount of daily exercise children should be getting.

We all know physical exercise is important to keeping our bodies fit. But how important is physical exercise to your brain? In other words, is there any connection between an active body and increased brain power? This is an easy project...

Everybody knows that your body needs oxygen to keep going, and that you breathe out carbon dioxide as waste. What happens when you exercise? You've probably noticed that you breathe faster, and your heart beats faster. What triggers your...

Discover how behaviors are formed through the process of positive reinforcement. Gives the definition of positive reinforcement, discusses different reinforcers, and gives examples and exercises.

This is a 10-question, self-grading quiz/exercise over Simple Subjects and Simple Predicates.

This is a 10-question, self-grading quiz/exercise over Simple Subjects and Simple Predicates.

This is a 10-question, self-grading quiz/exercise over the Verb Expansion Rule.

This is a 10-question, self-grading quiz/exercise over the Verb Expansion Rule.

This is a 10-question, self-grading quiz/exercise over the Verb Expansion Rule.

This is a 10-question, self-grading quiz/exercise over the Verb Expansion Rule.

This is a 10-question, self-grading quiz/exercise over the Verb Expansion Rule.

This is a 10-question, self-grading exercise/quiz on the use of Commas.

This is a 10-question, self-grading exercise/quiz on the use of Semicolons.

This article focuses on journal writing including the benefits, goals for parents and teachers, materials needed, journal exercises, and teaching kids how to keep a journal.

This is a 10-question, self-grading quiz/exercise over Simple Subjects and Simple Predicates.

This is a 10-question, self-grading quiz/exercise over Simple Subjects and Simple Predicates.

This is a 10-question, self-grading quiz/exercise over Simple Subjects and Simple Predicates.

This is a 10-question, self-grading exercise/quiz on using Idioms to replace the given word or phrase. It is suitable for ESL as well as regular English classes.

This is a 10-question, self-grading exercise/quiz on using Idioms to replace the given word or phrase. It is suitable for ESL as well as regular English classes.

This is a 15-question, self-graded quiz/exercise to assess students' ability to distinguish between participles and gerunds.