In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Learn about emulsification and bile's roles in digestion, and investigate how the digestive enzyme lipase breaks down lipids.

The objective of this experiment is to evaluate the effects of acid rain on plants.

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

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

This science fair project idea determines if pancreatic lipase can break down lipids on its own or does it require the assistance of digestive bile salt.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

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