Addition Formulas

Examine the origin and application of pi in five different levels. The five lessons in the resource begin with an analysis of the relationship between the radius and circumference of a circle. The following lessons lead learners through...

Primary learners participate in activities that help them explain how different things are measured. They create their own access number chart.

Your young learners will enjoy having quick access to this reference sheet that includes a multiplication chart, formulas for perimeter, area, and volume, place value chart, fraction chart, basic types of polygons, triangles and lines...

Sheep are not just for the barnyard: they can be wooly fun in the classroom as well. This curriculum unit includes simple poetry, fluffy arts and crafts, musical fingerplay, a page of word problems, and a wool science experiment. Of...

In this well-designed nutritional activity, students are given the opportunity to create their own daily food record, compare their nutrient with minimimun requirements, and think critically about their own food choices. Materials and...

Students keep track of the number of tosses it takes them to reach each base, and encourage team members and recognize their successes. To make this activity fit the level of older classes, measure distances and figure averages as you play!

Students put the standard measure of clock time -- the minute -- in perspective. This lesson can be modified for virtually any grade level. They write about what they learned about a minute as a result of the activities.

Students calculate the time difference between Beijing, China and their local community. They discuss how time difference affects intercultural communication.

Students explore number properties. They using multilink blocks to explore doubling of the numbers and explore the patterns to investigate 2 to the power of n and how it is written. In addition, they usse the 100s board, number line and...

No regrouping required. Hone basic subtraction skills with 20 problems. Learners subtract double-digit numbers.