Hibernation isn't just about staying fed, it's about staying warm. Young environmentalists explore the importance of staying warm in the wilderness with a short lesson about surviving in the wild. Using gelatin to represent warm-blooded...

What's the best way to record temperature over a long period of time? Scholars learn about collection of weather and temperature data by building thermistors in the fourth installment of the 10-part Discover Your Changing World series....

For kids, taking a vacation is all fun and games, but after completing this pre-algebra project, they'll have a whole new appreciation for the planning that makes these trips possible. Given a budget of $5,000 to spend on purchasing the...