Showing Results for three digit using place value : Page 19

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

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

Illustrate the idea of light refraction with this exciting and mystifying experiment.

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

This science fair project idea explores how water and ice can change the form of rocks.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

Learn all about balance and motion as your child designs a corn maze!

This science fair project idea will be examining oxidation and acid rain

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

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

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.