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Mobius Strip Paper Chain

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Mathematics

Learn about the Mobius strip and make a paper chain.

What You Need

  • 10+ pieces of coloured paper strips (approx. 11 x 2.5cm)
  • Scissors
  • Tape
  • Pencil

Guide:

Safety Notes

Ensure you are familiar with Let's Talk Science's precautions with respect to safe virtual outreach to youth.

What To Do

To make a Mobius strip

  • Take one paper strip and put a piece of tape across the end as in the photo (see guide),
  • Make a loop and give the strip a half twist and tape the two ends together. Add another piece of tape to make sure it holds tightly. This is a Mobius strip.

Experiment

  • Take another paper strip and draw a line down the middle of the strip.
  • Make another Mobius strip following the directions above- put a piece of tape across one end make the loop and tape the two ends together. 
    • What do you notice about the line?
  • Cut along the line all around the loop.
    • What do you think will happen?
    • Do you have one or two loops?

Make a coloured Mobius strip paper chain

  • Take a strip of paper and put the tape across the end as before.
  • Loop it through your first Mobius strip before making the half twist and taping the ends together.
  • Make the half-twist and tape the ends together. Now you have the start of a paper chain.
  • Take another strip of paper and put the tape across the end as before.
  • Loop it through the second Mobius strip in the chain, make a half twist and tape the ends together.
  • Continue to make the chain until you like the length of it or run out of strips.

 

 

The Mobius strip is a mathematical object that was invented by August Mobius, an astronomer and mathematician. The strip have only one side even though it might look like it has two sides. 

What's Happening?

The Mobius strip is a mathematical object that was invented by August Mobius, an astronomer and mathematician. The strip have only one side even though it might look like it has two sides.