Estimate it!
Measure it!
Which unit?
Which is bigger?
Compare length!
100

About how inches on a ruler?

12 inches

100

How many inches long is a sheet of paper?

12 inches

100

With which unit would you measure a crayon? 

a.) centimeters 

b.) yards

a.) centimeters

100

centimeters or inches?

inches

100

You measure a stapler and get 7 inches. You measure a paperclip and get 3 inches. How much longer is the stapler than the paperclip?

The stapler is 4 inches longer.

200

How many centimeters in a ruler?

30 centimeters

200

How many centimeters long your thumb?

5 cm

200

With which unit would you measure a bucket?

a. inches

b. centimeters

a. inches

200

a 1 centimeter crumb or a 2 inch pencil?

2 inch pencil

200

Which is shorter: 9 centimeters or 9 inches?

9 centimeters.

300

Which is the best estimate for height of the whiteboard?

a. 4 yards

b. 2 inches

c. 1 meter

c.) 1 meter

300

Tricky!! If an eyebrow is about 3 cm long, about how many inches long is the eyebrow?

1 inch

300

With which unit would you measure the width of a pencil?

a.) yards

b.) inches

c.) centimeters

c.) centimeters 

300

a 4 yard car or a 4 inch eraser?

4 yard car

300

How much longer is a 13 yard dumpster than an 8 yard door?

The dumpster is 5 yards longer than the door.

400

Which is the best estimate for the length of a hand?

a. 6 centimeters

b. 6 yards

c. 6 inches

a. 6 inches

400

What would you use to measure the length of your shoe?

a ruler

400

What unit would you use to measure a house?

a.) inches

b.) yards

c.) centimeters

b. yards

400

a 12 inch piece of paper or a 12 meter wall?

12 meter wall

400

What tool would you use to measure the height of a wall?

a.) ruler

b.) yardstick

b.) yardstick

500

Which is the best estimate for the length of a pencil?

a. 10 centimeters

b. 10 inches

c. 10 yards

a. 10 centimeters

500

Would you use inches or centimeters to measure your arm?

Inches

500

What unit could you use to measure a straw?

a.) inches

b.) centimeters

c.) meters

a.) inches OR b.) centimeters

500

TRICKY!! an 8 inch carrot or a 21 centimeter cucumber?

(make sure you look at a ruler!)

both are actually the same size!!

500

Order the units of measurement from smallest to largest:

inches, meters, yards, centimeters 

centimeters, inches, yards, meters

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