Showing Results for two digit using place value : Page 11

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

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

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Start your toy engines -- this is going to be a fast and friction-filled race!

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

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.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

This science fair project idea compares biodiversity between drops of water.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

In this fun activity, your child will create their very own solar oven to bake s'mores!

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.