P – EC – WP3

A baker was looking at different containers to hold newly baked cookies. About how many cookies can be held in this cookie jar?

P – EC – WP4

A baker was looking at different containers to hold newly baked cookies. If you had to estimate as to how many cookies could fit in this cookie jar, what size would your referent be?

P – EC – PP29

What would you use as a reference to estimate the number of books in the pile?

P – EC – WP5

The school science club was interested in watching the different kinds of birds flying over the playground. What size of referent would you use if you were asked to estimate the total number of birds flying in the picture...

P – EC – PP30

Would a better referent be 10 or 50 for estimating the number of animals?

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