K – CO – OE10

Three objects have different weights. Two of the three objects are really light. What could the three objects be?

K – CO – WP9

Sally made a tower of four boxes and Tommy made a tower of six boxes. Whose tower is bigger?

K – CO – OE11

One object is a lot heavier than another object. What could the heavier object be?

K – CO – PP7

Provide students with pieces of string that are the same lengths. Ask them to predict and then test which string is shorter.

K – CO – PP23

Provide students with two containers that look differently but hold the same amount. Ask them to predict and then test which container holds more.

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