Showing Results for -and-weight-old

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?

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

This science project allows students to study the psychology of happiness.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Start thinking about how the internet works by assembling an Ethernet cable of your own!

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

Is your child a nature nut with an eye for creative, green-friendly projects? Introduce them to this amazing DIY bird feeder!

What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Help your child add some flair to the family garden with pencil pinwheels!

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

Slip some science into storm watching with a homemade rain gauge!

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

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

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Learn about the right-hand rule for magnetic force! Use a cathode ray tube in this physics experiment to see a magnetic field's effect on an electron beam.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This experiment investigates whether smell can be used to enhance test subjects' memories.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

Experiment with magnetism in this 8th grade science activity in which your child will create a working compass using a steel needle, magnet, and jar.

If you hold a fire up to a balloon, it pops instantly. What if you could prevent this from happening? In this project, we do just that.

Science fair project that determines the effect of concentrated mental effort on physical performance levels.