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Grade 2 · Math · Unit 10 of 12

Turn It, Flip It, Same Size

Does turning a shape change how big it is?

What your child practises

Showing that changing the orientation of an object does not change its measurements or attributes.

Prince Edward Island Curriculum curriculum outcome: SS5 · showing that turning an object does not change its measurements

How we explain it

Children can open this short lesson before they practise.

  1. Turning or flipping an object does not change its size.
  2. Its length stays the same in any direction.
  3. Measure the same way each time.

Example: A pencil is 15 cm long. You stand it up. How long is it now? Standing it up only turns it. The pencil is still 15 cm. Answer: 15 cm

Sample questions

A taste of this unit. In the app, questions change every time and get easier or harder to match your child.

  1. Question 1

    A table is 5 hand spans wide. You spin your body to face the other way. How wide is the table?

    • 5 hand spans
    • 2 hand spans
    • 10 hand spans

  2. Question 2

    A box has 8 corners. You flip it. How many corners now?

    • 16
    • 8
    • 4

  3. Question 3

    Which is true about turning a shape?

    • its length gets bigger
    • its sides disappear
    • its measurements stay the same

  4. Question 4

    You turn a block upside down. Does its length change?

    • yes, it gets longer
    • yes, it gets shorter
    • no

  5. Question 5

    A square has 4 equal sides. You turn it to a diamond. How many equal sides now?

    • 8
    • 2
    • 4

  6. Question 6

    A banner is 2 m long. You hang it from the ceiling top to bottom. How long is it?

    • 4 m
    • 2 m
    • 1 m

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