SUBLIMATION!

Students in year 7 science had the opportunity to use dry ice - frozen carbon dioxide at 78.5 °C at the end of their “properties of substances” unit. They all enjoyed the rapid sublimation as it changed state from solid to gas, then some made up acrostic poems:
Do you know how cold it is?
Super
Really cold
Unbelievable
Yes, very cold
Bubbles
Incredibly cold
Like Ice
Cold as hell
Eeee! too cold
Magic
Awesome
Terrific
Incredible
Observing
Nature