Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

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.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

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

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

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.

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 idea focuses on saturated and unsaturated lipids (fats and oils).

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Examine the connection between temperature and chemiluminescence.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

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

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

Science fair project that uses distillation to convert salt water into fresh water.

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

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

In this science fair project, students examine how temperature affects sugar transport within a plant.