It’s getting hot out there! Discover the warm, wet world of the tropical rainforest as you create a tropical rainforest food web. What plants and animals form a tropical rainforest food web?It is an e ...
Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?How deep do you need to go to find the place w ...
You've heard all about oil spills, but can they really be that bad? After all, olive oil is delicious with Italian food and vegetable oil is in almost every yummy baking good from cookies to brownies. ...
Whether they’re oil or biofuels, our sources of power often come from the ground. In this experiment, you’ll test out more goodies from the ground. Is horse manure a good energy source? If so, how doe ...
Does your soil look fried? Give your crispy soil a wet blanket of mulch and see if that helps keep drought-stricken soil damp.Can mulch help keep the soil moist during a drought?It is an educational c ...
What’s going on in your garden? Study different areas of your backyard to see which is the most diverse.Compare the biodiversity in a square of lawn, forest, and home garden. Which one has the largest ...