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

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

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

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

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.

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

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

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

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project teaches students about wilting and browning of salad greens.