4

PLAY DOUGH MEASURING

Measurement

Purpose: Use play dough to complete the measuring tasks outlined below.

Skill: Length, volume

Number of people: Small groups of 2 - 3

Directions: Use the task cards on this page

TASK 1

Pinch off what you think is a 15 ml piece of play dough. Press it into a measure spoon to check your estimate.

Form the dough into a cube. Measure the length of each edge of the cube.

TASK 2

Use your 15 ml piece of play dough to form "snakes" of the following lengths: 5 cm, 1.5 dm, 22 mm

Have a friend measure the length of each snake with a ruler.

Which snake is the fattest?

TASK 3

Draw two rectangles of a piece of scrap paper. Make one 6 cm x 4 cm and the other 7 cm by 2 cm.

Mold a 15 ml piece of play dough to cover each of the rectangles.

Which rectangle has the thickest covering?

 TASK 4

Measure 30 ml of play dough. Make a "snake or rope" with the play dough, then bend it to form a square that is 4 cm on each side.

What is the perimeter of the square?

Make a rope and bend it into the shape of a triangle that is 6 cm on each side. What is the perimeter of the triangle?

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