Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Hot water can freeze faster than cold water.
181
Sound travels about 4 times faster in water than in air.
408
4.5 pounds of sunlight strike the Earth each day.
27
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Pumice is the only rock that floats on water.
14
A cubic yard of air weighs about 2 pounds at sea level.
31