It used to be, many, many years back that the school holidays fell around this time of year.
In the spirit of "What can I do to amuse the ankle biters even for thirty seconds?" here's a plan for a simple origami pine tree.
Okay, simple-ish, but it might keep them busy for a bit. 
Motivational thought?
How about; Light travels faster than sound, which is why some people appear bright, until they speak.... LOL
School holidays are not for another 3 weeks - nice try though
Here's instructions for a paper plane that's absolutely brilliant
