Showing Results for three digit using place value : Page 13

Determine which metal has the highest rate of conductivity.

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

Make sourdough bread...and learn some colonial history and modern science in the process!

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This experiment will explore the possibility of creating an infinite object by hand.

What colors can dogs see? Do they only have black and white vision, or can they see other colors too? Find out in this cool science experiment!

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

This science fair project idea explores the egg's thin membrane.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Determine how good we are at direct and indirect observation.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.