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?

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This science fair project determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

The project researches how lubricants affect the mechanical advantage of a pulley.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.