In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

This science fair project idea investigates food preference of birds.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.