World Water Day / Water Cycle Window Bags
Water Cycle Window Bags
Children draw the sun, clouds and sea on a zip-lock bag, add a little blue water and tape it to a sunny window to watch evaporation, condensation and rain happen.
How to run it
- Have each child draw a sun, clouds and waves on a zip-lock bag with permanent marker.
- Pour in about a quarter cup of water with a drop of blue food colouring.
- Seal the bag well and tape it to a sunny window.
- Check after an hour and later in the day to spot droplets forming and sliding down.
- Talk about how the same water has been cycling around the Earth for a very long time.
You will need
- zip-lock bags
- permanent markers
- water
- blue food colouring
- clear tape
Make it easier or harderYounger children can label sun, cloud and rain with stickers; older children can label evaporation, condensation and precipitation.
SafetySeal bags firmly and double-tape them; wipe up drips promptly.
My Time Our Place · Outcome 4Children observe change over time and use new words to explain how the water cycle works.
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