Showing Results for -place-value

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This science fair project idea explores which fruit molds the fastest.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science research project challenges students to think of more effective lobster farming methods.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

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

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Demonstrate how to tell the age of an egg without having to crack it open.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

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.

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.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.