This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.