The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

Try a fun Mother's Day game for moms and kids to play together!

Here's an activity that uses second-semester high school algebra to determine which pizza gives you the most bang for your appetite. Here's how to get started:

Here's a quick look at the Hamlet, the classic Shakespearean tragedy, as well as useful SAT vocabulary to give your teen a leg up in English class and beyond.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.