Showing Results for three digit using place value : Page 14

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

This science fair project idea explores whether talking to a plant will help it grow.

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

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Compare the ignition rates of various types of flame-retardant materials.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science fair project determines the quality of a given product.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

Here's one way to recycle: turn a tuna can into a mini barbecue and teach your child the power of resourcefulness!

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this science fair project, students examine how temperature affects sugar transport within a plant.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

This project examines whether people's taste perception is influenced by what they see.