In a Flush

15 minutes This should take about 15 mins

You will need:

  • An empty 1 Litre plastic bottle
  • A small polystyrene ball (about 8cm in diameter)
  • A pair of scissors
  • A straw

Remember to ask a Grown-up for help.

Part 1

You will need a grown-up to help you make this invention. First you need to ask your helper to carefully cut approximately a fifth off the bottom of the plastic bottle. Next ask them to carefully pierce a hole through the middle of the ball, using a skewer or a similar sharp utensil.

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For grown-ups

About this make

Get flushing with Nina's mini-cistern and float!

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