In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Check out this dice game perfect for teaching your savvy kid the fundamentals of probability.

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

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

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

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

This science fair project idea investigates food preference of birds.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

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.

Can cells be frozen? This science fair project provides information to answer this question.

This project examines the concentration of dissolved oxygen in water, with and without oil.