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This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

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

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

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

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Help your child learn about animal classification with this fun and delicious activity.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

This easy at-home experiment is a great way to "see" science.

This project explores ways to prevent static electrical shocks.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

Construct and experiment with a periscope using reflected light rays to gather an image.