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

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

In this project students experiment with making music using only glasses of water.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Do different types of oil mix or stack? Find out in this science fair project idea!

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

This science fair project idea examines the reason boats are shaped and engineered.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

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

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

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?

This science fair project idea identifies clouds as a means of predicting the weather.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project examines how seeds hitchhike on animals and clothing.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This science fair project teaches students about wilting and browning of salad greens.

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

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

This science fair project idea explores whether talking to a plant will help it grow.