Mila is comparing fruits at the fruit market. Join her on this adventure!

Unit reasoning helps us make sense of measurements by converting between measurement units and making reasonable estimates. For the Praxis test, we need to know common measurement units for length, time, volume, and mass, as well as how...

[Free Registration/Login may be required to access all resource tools.] This learning module features three videos and a set of practice questions in which students measure and/or compare lengths of objects measured in meters.

Practice converting a metric measure of length to a smaller unit. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

[Free Registration/Login may be required to access all resource tools.] This site offers four videos and a set of practice questions on estimating and comparing meters and centimeters using images and descriptions.

Students will measure the length, diameter, and mass of twelve cylinders made of the same element. The first set of measurements are made with a standard metric ruler and 0.1g balance. The measurements are then repeated using a Vernier...

Many students dream of designing their ideal bedroom. For this exercise, students will be required to limit their designs by size (as a specific volume) and price (a specific amount). They must design the floor plan, including furniture...

Half-length practice test for the third grade OAT (Ohio Achievement Test). The test includes 17 multiple-choice and 4 open-response questions dealing with topics such as number sense (order of operations, ratios), measurement (metric...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students work with decimals as they convert kilometers into meters. Includes video demonstrating a sample problem [0:43] and a set of...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students work with decimals as they convert centimeters into millimeters. Includes video demonstrating a sample problem [0:34] and a set of...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students work with decimals as they convert meters into centimeters. Includes video demonstrating a sample problem [0:44] and a set of...

By the end of this section, you will be able to do the following: Perform unit conversions in both SI and English units, Explain the most common prefixes of SI units, and be able to write them in scientific notation.