Showing Results for science fair : Page 8

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

This project examines the concentration of dissolved oxygen in water, with and without oil.

When your child is itching for a game, consider ditching Hide and Seek in favor of Shape and Seek. Here's how it works:

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

The objective of this experiment is to evaluate the effects of acid rain on plants.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

How powerful is the reaction between baking soda and vinegar? Find out here!

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

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

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

Probability can be a tough concept to master. Try playing this fun card game in order to help your third grader understand it a little better.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This simple experiment serves as an introduction to the greenhouse effect.

Help your preschooler chart her good eating habits with this arts and crafts activity that has her making a healthy fruits and vegetables rainbow and graph!

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Increase your child's confidence in interpreting bar graphs and throw a little candy into the mix to sweeten the learning process.

Help your child apply his math skills the next time you cook a family meal similar to one you'd buy at a restaurant.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Your preschooler wonât need a passport to go on this nature safari! All you need are paper, crayons and a nature trail or your back yard.