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This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea determines if the color of light affects the growth of plants.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

This science fair project idea investigates how images are influenced by changes in light.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

This experiment will explore the best way to create a perfect soft-boiled egg.

Evaluate gender differences in processing visual information.

In this experiment, recycled objects are separated to demonstrate how mixtures are made and the variance in the physical properties of their ingredients.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Determine whether the relationship between a personâs armspan and height are genetic.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

This project explores whether music affects the growth and health of plants.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

In this science fair project caffeine will be extracted from Gunpowder Green Tea, illustrating the isolation of a naturally occurring product from a plant.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This experiment investigates whether there are certain sounds that affect men and women differently

In this experiment we use Scotch Guard to make sand that resists water.

This experiment evaluates if personality influences whether a person prefers dogs or cats.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?