K – CO – WP4

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

K – CO – OE6

Two containers hold the same amount. What could the two containers be?

K – CO – WP5

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

K – CO – OE7

One container holds a lot more than another container. What could the two containers be?

K – CO – PP19

Provide students with two different-sized containers. Ask them to predict and then test which container holds more.

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