Cards can be placed around the room and students will solve the problem and record their answer on the worksheet provided. Cards have a picture and cubes to solve how much taller/longer.
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Express the length of an object as a whole number of length units, by laying multiple copies of a shorter object (the length unit) end to end; understand that the length measurement of an object is the number of same-size length units that span it with no gaps or overlaps.
Order three objects by length; compare the lengths of two objects indirectly by using a third object.