P – EC – WP13

Two children were looking at stars in the sky. To estimate the number of stars in the sky, one child said she would use a referent of 5 while the other child said she would use a referent of 50. Which referent would be more suitable for estimating stars in the sky?...

P – EC – WP1

There were boxes of crayons covering the top of Charlie’s desk. The boxes of crayons were side-by-side, and none were on top of each other. The teacher asked Charlie to estimate the number of boxes on the top of the desk. Charlie said 50. Would you agree with Charlie?...

P – EC – WP2

There were boxes of crayons covering the top of Desi’s desk. The boxes of crayons were side-by-side, and none were on top of each other. The teacher asked Desi if he thought there would be closer to 100 or 1000 boxes of crayons on the top of the desk. Which estimate...

P – COA – WP9

A group of students were asked what their favourite subject was in school. 8 students said math, 7 students said reading, 8 students said writing, 9 students said art, and 3 students said health. Create a graph for this collected...

P – COA – WP10

A group of students were asked what their favourite subject was in school. 12 students said math, 8 students said reading, 5 students said writing, 7 students said art, and 2 students said health. Create a graph for this collected data. How many more students chose...

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