Illustrative Mathematics
Size Shuffle
In the eyes of children the world is a simple place, objects are either big or small. This simple activity aims to expand the comparison language of young mathematicians as they use the words taller and shorter to compare their height...
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Taller or Shorter
Students compare objects and state if the objects are taller or shorter. In this taller or shorter lesson plan, students compare 2 objects in each problem.
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Using Size: Taller
In this size instructional activity, students will focus on shapes that are taller. Students will study 3 shapes and then draw the same shapes, but showing that they are taller than those already pictured.
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Understanding Length and Height
In this mathematics worksheet, 1st graders read each word problem and follow its instructions. They identify shorter and taller and compare certain objects to each other.
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Taller/Wider/longer
In this unit, 1st graders use measurement language and counting to compare objects in a variety of game situations. Students also practice the advanced concept of counting to advanced counting.