Finding the greatest number is great math practice! This strategic card game will help reinforce the concept of number value as well as addition facts.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!

Try this fun addition game with your second grader! Arrange playing cards to find the largest possible sums.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Work on factors in this fun math card game and help your third grader gain math confidence through this fun division activity.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Want to do something a little different for Dad this year? Have your child design his very own Father's Day "Greatest Hits CD" card.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

This surprisingly good glue recipe comes from common kitchen items.

Learn about the factors that influence group conformity.

Does your child know all the greatest kid-friendly places in town? Here's an activity that lets them create a cool city guide and work their writing chops, too!

Use common kitchen tools to create an entirely uncommon work of art!

This experiment explores the most common colors that appear among a sample of crossbred guppies.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.

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.

Here's a hands-on way to help your child understand how common fractions can be equivalent.

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

This school bus is easy to make, and all you need are some common household items.