The reason why the Canadian Arctic is called the "Land of the Midnight Sun" is because during the summer many communities have light 24 hours of the day. Many people have to cover their windows with tin foil to keep the light out when they sleep.

Pretzel snacks have been around for over 1300 years. A European monk invented the snack using used leftover bread dough.

The Mars Rover "Spirit" is powered by six small motors the size of "C" batteries. It has a top speed of 0.1 mph.

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