Link: Between 2 Numbers
Use this website to locate 50 non-routine problems that will challenge junior high and high school students. Parents can also solve the problems and compare their answers with their children.
An example from the site:
A garden snail's average speed is about 0.029 mi/h.
The North American X-15's top speed is about 4,520 mi/h.
How much time would it take for each to travel across the United States, a distance of about 2,800 miles?
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