Showing Results for three digit using place value : Page 9

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Check out this cool science fair project on identifying rocks and minerals for kids.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This science fair project teaches students about wilting and browning of salad greens.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

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

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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

This science fair project idea provides evidence that air is everywhere and takes up space.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This project explores ways to prevent static electrical shocks.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

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

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.