There are many different ways to show a proof of the Pythagorean Theorem.  Here is a nice hands-on paper cutting activity that shows a graphic representation. You can even challenge your young Pythagoreans to come up with their own...

Using M & M's candies, young statisticians predict the color distribution in a packet of candies and test their predictions against their group and the larger class. A review of converting between fractions, decimals, and percents...

Students measure angles, perimeter, area and volume. For this geometry lesson, students define different ways to measure and solve for the perimeter, area and volume of geometric shapes. They analyze and process information to help them...

Students practice formulating a hypothesis and designing an experiment to test the hypothesis. They identify several sampling techniques they can use to test their hypotheses.

Pupils add integers using a number line. In this algebra lesson, students add one and two digit integers. They compare zero pairs and the addition of integers.