Showing Results for converting numerical to different forms : Page 21

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

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.

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

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

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

How powerful is the reaction between baking soda and vinegar? Find out here!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

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

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This science fair project examines how seeds hitchhike on animals and clothing.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Learn all about balance and motion as your child designs a corn maze!

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Learn whether writing things down really makes things easier to remember.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Create a bee garden to help shelter bees in your area.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.