Students observe how math is important in navigation and engineering. They study how surveyors use math and science to calcute, count, measure, label, and indicate distances on a map. They estimate specific distances.

Students examine microscopes and how to calculate total magnification.  For this calculations lesson students complete an activity of calculations. 

In this math activity, students practice the 20 problems using different operations. The answers are found on page 2. The skill calculation is increased.

Students discuss the appropriateness of using a specific tool to measure and define an object. After measuring the area of their classroom and the objects in it with the appropriate tools, they create a floor plan that makes the most...

Learners plan a voyage as the captain of a tall ship in the early days of exploration and merchant trading. They choose 2 ships and 3 voyages for a total of 6 possibilities. They calculate the number of days and distance of their...

Students calculate the size of a mummy case and its contents using ancient Egyptian measurements.

This TV 411 segment features a lesson from Question Man on how to informally calculate 15% tips at restaurants.