Showing Results for three digit and two step word problems : Page 53

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Teach your child how butter is created by shaking up cream the old-fashioned way.

This science project has students study the idea of human beauty.

This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Get a cool middle school chemistry project idea on how to determine whether a physical or a chemical change has taken place.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

This science project researches the correlation between barometric pressure and wind velocity.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Build an electroscope, a simple device that measures static electricity, or the freely flowing electrical charges of the atmosphere!