K – CO – PP25

Provide students with two different items of different lengths. Ask them to predict and then determine which item is longer.

K – CO – WP12

Two bags of food looked to be the same size. How can you figure out which bag is lightest?

K – CO – OE14

Two items are almost the same length. What could the two items be?

K – CO – PP10

Provide students with two bags containing objects of different masses. Ask them which bag is lighter.

K – CO – PP11

Provide students with two bags containing objects of different masses. Ask them to predict and then test which bag is heavier.

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