What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Will the shape of an ice cube impact how fast the ice melts?

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this experiment we will be determining whether birds prefer certain colors of seed.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This science fair project investigates why the number of visible stars changes from place to place.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This science experiment tests if dog saliva can really help heal wounds.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

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

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This project examines what types of objects burn and which burn faster and cleaner.

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

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.