Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

This project examines how temperature affects the volume of gas in balloons.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Science fair project that creates fog using bottles of hot and cold water.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Determine which metal has the highest rate of conductivity.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

This science fair project idea measures physical dexterity as a function of temperature.

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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

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.

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

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.