Showing posts with label area and perimeter experiments. Show all posts
Showing posts with label area and perimeter experiments. Show all posts

Friday, April 10, 2009

AREA AND PERIMETER EXPERIMENTS IN SECOND GRADE

We started with several "buildings" labeled A-F. The children cut 2 inch pink strips for measuring the perimeter and 4 inch squares for measuring the area of each building. Each group had a basket of strips, a basket of squares, one pencil and one recording sheet.

To make sure the measurements were as close as possible, children were given wider 2 inch strips which they then cut into "toothpick" size strips. I also copied inch graph paper with darker lines to show 4 square inches. Those sheets were copied on different colors for each group so they could keep their materials separate from other groups.

Kids used 2 inch strips to measure the perimeter of each "building".
Counting by 4's to figure out the area in square inches.
Recording the findings.
Recording sheet was simply
Group _____
Building A
Area - ________ square inches

Perimeter - _______inches

Building B
Area - ________ square inches
Perimeter - _______inches
...... through Building F

See more of the action in the Smilebox production below.


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