Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

This science fair project idea examines whether boys and girls differ in reflexes.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Challenge your fourth grader to try to recreate the geography of her state using just flour, salt, and water.

In this activity you and your child will learn about the African Americans that changed history in a fun quiz format.

Give your child a taste of life in Civil War era America by mixing up a batch of old-fashioned cornbread, adapted from a 19th century recipe.

Choose a destination and "race" your way there! This activity is a great for charting progress and motivation.

In honor of Black History Month, this activity encourages your child to focus on African American inventors, and do a little inventing of his own.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

How well can people recall what they have observed. Test your knowledge in this fun experiment.