Showing Results for three digit and two step word problems : Page 56

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This science fair project idea identifies and understands adaptations in birds.

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Here's a simple science activity that will help your child better understand how wells bring us water.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

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

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

This biodiversity project examines the biodiversity in your own backyard.

This craft is an excellent way to learn about African-American history, and it also provides fine motor practice.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

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

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

Explore the relationship between personality traits and birth order effects.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.