Math Focus 3
Student Centre
Teacher Centre

Parent Centre
• Family Web Links
• Software Connections
• Surf for More Math
• Try It Out

Nelson Education > School > Mathematics K-8 > Math Focus > Grade 3 > Parent Centre > Surf for More Math > Chapter 5 - Lesson 1

Surf For More Math


Lesson 1: Using a Ruler


Measure lengths with a centimetre ruler.

Builds Upon

Student Book pages 110–111

Instructions for Use

Estimating Metric Length asks your child to measure lines with a centimetre ruler. Note that your child may need support understanding what 1 dm means on the ruler.

Click “Measure” at the bottom right of the screen to start. Drag the ruler to measure the line above. Enter the number of centimetres you measure in the white “Length” box, then press “Enter.” Click “New Problem” to try another problem.

Measure It! has your child measure lines using a centimetre ruler.

Read the ruler to find out how long the red line is, then click on the correct answer below. If you select an incorrect answer, click “Next Question” to continue.