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Surf for More Math

Lesson 2 - Measuring Area with Square Units


To encourage students to have fun on the Web while learning about Measuring Area with Square Units, here are some games and interactive activities they can do on their own or in pairs.


Estimate, measure and compare areas using square units.


Builds Upon

Student Book page 199


Instructions for Use

Square Units lets students find the area of a figure by counting squares.

To use Square Units, count the squares to find the area of each figure. Use the pull-down menus to check if students' answers are correct.


Area Explorer prompts students to investigate the area of different shapes.

To use Area Explorer, slide the 'Adjust Maximum Size' slider to change the shape of the units. Click the "Draw New Shape" button. Determine what the shape's area will be and type your answer into the text fields. Click the 'Check Answer" button.

To draw a new shape, click the 'Draw New Shape' button.