This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

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.