Rainbow Skittles Science Experiment

Rainbow skittles is a classic science experiment which young children seem to love! Toddlers, preschoolers and older kids will be fascinated as they watch the colour dissolve from the skittles into the water to create a rainbow of colour. The best thing is that this reaction takes place within seconds so there is no waiting around!

Rainbow skittles in a classic kids science experiment loved by toddlers, preschoolers and older kids. A great use for left over Halloween candy.

Take a look at all our simple science experiments. You might like our magic milk fireworks, ice paints and our frozen oobleck sensory play.


You will need:


  • A bag of skittles 
  • Warm water 
  • A plate


Rainbow Skittles Experiment


Place skittles in a circle on a plate. You could have fun at this stage trying out different colour combinations and making different shapes with the skittles. 

Rainbow skittles in a classic kids science experiment loved by toddlers, preschoolers and older kids.

Once you have laid out all the skittles carefully pour some warm water into the centre of the plate. Wait a few seconds and you will start to see the colour dissolving from the skittles and spreading into the water.

Rainbow skittles in a classic kids science experiment loved by toddlers, preschoolers and older kids.

The colour travels quickly, as if by magic, and soon you have a rainbow of colours. 

Rainbow skittles in a classic kids science experiment loved by toddlers, preschoolers and older kids.

Young children will find this reaction fascinating to watch. 

Rainbow skittles in a classic kids science experiment loved by toddlers, preschoolers and older kids.

What better way to use up any left over sweets you have lying around the house after Halloween or Christmas! 

Rainbow skittles in a classic kids science experiment loved by toddlers, preschoolers and older kids.

Rainbow skittles in a classic kids science experiment loved by toddlers, preschoolers and older kids. A great use for left over Halloween candy.

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