We received a letter from Mr Polar bear looking for help as he an his family were trapped in the ice.

click here to open the letter from polar-bear in Word

The nursery hypothesised different ways to free the polar bears, suggesting banging with hammer and saws, smashing the ice with feet (like you can do with puddles) but that might hurt the bears they decided. they also though of using  salt, and hot water to melt the ice.