Check out this cool science fair project on identifying rocks and minerals for kids.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

Determine if gender affects the ability to identify different smells.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

This project investigates whether chewing gum can help a majority of people with focus and concentration.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

Design an improvement for an existing website. Program improved feature, get website owner to implemement new design.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Use a dichotomous key to identify plants or animals.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

Give your budding young observers a chance to discover simple machines at use in their own home.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Science fair project that explains and demonstrates the parallax principle.

This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.