Week of February 7th to 11th

The Statue of Liberty is green because it is made of copper which chemically reacts with the moisture in the air to form copper carbonate.  A very green salt.  There are hidden math formulas in the structure of the Statue of Liberty that when solved,  always give the number 7.

Week of January 31st to February 4th

Koala Bears have fingerprints that look just like human fingerprints.

Week of January 24th to 28th

All polar bears are left handed.

Week of January 18th to 21st

When bats fly out of a cave, they always turn left.

Week of December 13th to 17th

When you look in a flat mirror, the size of your reflection does not change when you back up.  If you look into a metal spoon, your reflection is upside down.

Week of December 6th to 10th

February of 1865 was the only month in history to not have a full moon.  A blue moon is a rare 2nd full moon in the same month.  The next blue moon will occur on August 21st of 2013.

Week of November 29th to December 3rd

Cranes can fly as high as 5,000 ft in elevation during migration.  In Asia, Cranes must fly as high as 20,000 ft to cross the Himalayan mountains.  That is 4 miles up!  There are 6.44 kilometers in 4 miles.  6.44 kilometers equals exactly 6,440  meters.  It is much easier to convert metric units to larger or smaller units than the English measurement system.

Week of November 15th to 19th

Do you want green eggs and ham?  A recent experiment showed that if chickens are given food mixed with a certain green dye.  The hen's eggs had green yolks.  It is possible to have green eggs and ham.
 
Week of November 8th to 12th

The cornea is the clear lense in the eye.  It is the only part of the body that does not get oxygen from blood.  The cornea gets its oxygen directly from the air.   Only about 21% of the air on Earth is oxygen. 

Week of November 1st to 5th

Celery has “negative calories”, which means that it takes more calories to eat a piece of celery than the celery contains as food.

Week of October 25th to 29th

Did you know that you can't see the most abundant material in a galaxy.  It holds a galaxy together.   It is difficult to detect.  It does not reflect light.  It is called dark matter.  We know of it because it has gravity.  Billions of stars would move apart and a galaxy would not exist without dark matter. 

Week of October 18th to 22nd

Astronauts on the International Space Station can't cry, because it is impossible for tears to flow without gravity. 

Week of October 11th to 15th

Mockingbirds can imitate any sound.  They can imitate squeaking doors and even a cat's "meow".  In large cities, they imitate car alarms and cell phone rings.

Week of October 4th to 8th

You are not able to see in total  darkness.  No matter how long it takes your eyes to adjust.

Week of September 27th to October 1st

Apples are more efficient than caffeine in waking you up in the morning.  The apples contain a form of fructose that's particularly effective for alertness.