Compare fractions in this two-player math game. The objective of the games is to work together to determine who has created the largest fraction.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Put your kid to the test and have him compare and contrast elements in a narrative text by identifying how characters and situations are alike and different.

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

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

In this activity, your child will experience multitasking, then mindfulness and compare the two in terms of productivity and calmness.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

Monitor the impact learning how to play chess has an academic performance. Divide subjects into two groups compare GPA

In this simple math activity, your young learner will compare two types of Valentine's Day candy using a Venn diagram.

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

Hone observational skills and introduce the basics of data interpretation with this data gathering activity all about the different colors people wear.

Do males really prefer listening to male than female singers? Find out when exploring this science fair project!

This flash card game will help your child memorize words while visually learning the differences between objects.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Challenge your high school student to find the flaw in this short mathematical proof that one is equal to two.

Does your child need counting help? Here's a simple game that kids can do at home to help them practice counting to two-digit numbers.

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Compare different remedies for cooling the mouth after eating spicy food.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Science fair project that determines whether mass and weight are the same or different.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Work on homophones, words that sound the same, and spelling with this imaginative activity!

This collage is a great way for children to see different methods of creating the same idea.

Compare and order numbers and introduce mathematical inequalities in this fun math card game.

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

Let your curious kindergartener experiment with this tasty combo as you sneak a little compare and contrasting practice into the mix