Showing Results for do the decimal : Page 11

This science fair project idea examines whether boys and girls differ in reflexes.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Help your child learn about animal classification with this fun and delicious activity.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Construct and experiment with a periscope using reflected light rays to gather an image.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

This science fair project idea determines what household items are good conductors of electricity.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

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

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea examines the reason boats are shaped and engineered.