Monday, May 28, 2012

Whales in the playground!

This term's inquiry topic is The Wonder of Whales and we have been looking at types of whales and their food chain.  Today we talked about migration and how they move with the seasons.
How can they live in such cold water? 
The answer...BLUBBER! Today we put vaseline in a sandwich bag and sealed it up to recreate the effect of a layer of blubber.  Then we plunged our hands into icy water -one hand in the 'blubber bag' and the other in just a single sandwich bag. It was amazing how the 'blubber bag' kept our hand warm!
We also went outside and in small groups drew chalk whales in the playground - a Blue Whale at 30m long, Orcas at 8-10m long, a Humpback Whale at 16m and a Sperm Whale at 18m...AMAZING!

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