Science activity – how to grow a rainbow

How to grow a rainbow

You will need;

• Kitchen roll/paper roll
• felt pens
• two small bowls of water
• paper clip
• thread

1. Cut your kitchen roll into the shape of a rainbow.
2. Colour a rainbow with felt pens about 2 cm up on both sides.
3. Attach you paper clip to the top and tie a piece of thread to it. This will give you something to hold your rainbow with.
4. Fill each small container with water.
5. Hold your rainbow with the ends slightly submerged in the water then watch your rainbow grow.

 

Good Luck!!

Talk to your child about what happens during this experiment.  You could ask –

“I wonder why……..?” or “That was interesting when………”