Showing Results for three digit and two step word problems : Page 7

This science fair project idea produces varying pitches of sound.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Will the shape of an ice cube impact how fast the ice melts?

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

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

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

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

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this project students experiment with making music using only glasses of water.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

This science fair project idea determines the probability of a coin landing heads or tails.