K – CO – WP4

A basketball and balloon looked to be the same size. How can you figure out which is heavier?

K – CO – WP5

Two books look to be the same size. How can you figure out which is heavier?

K – CO – WP6

Two pieces of rope look to be the same length. How can you figure out which is longer?

K – CO – WP7

Two gardeners entered a contest to grow the tallest sunflower. What would you use to compare the length of each sunflower?

K – CO – WP8

There were new pencils and new crayons on the teacher’s desk. Students were curious to see which was longer: a new pencil or a new crayon. How can you help them figure it out?

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