____________ ______________ won the Nobel Prize in 1921.

______________________ taste food by standing on top of it!

Sneezing with your eyes open is ____________________.

Adults have 206 bones but children have _____.

Velcro was invented about ___ years ago.

The __________ eye blinks an average of 4,200,000 times a year.

It takes about ___ hours for food to entirely digest.

40 - 50 percent of body heat is lost through he head with no hat because of its extensive respiratory system.

Which 3 animals spend about 80% of their lives sleeping?

The only letter that does not appear on the Periodic Table of Elements is the letter ___.

Which gemstone is only made of carbon?

Do you weigh slightly more or less when the Moon is directly overhead.

Which is heavier, a ton of feathers or a ton of coal?

During the average lifetime, a person will produce enough ____________ to fill 2 swimming pools.

People have a unique tongue print.

It is possible for people to tickle themselves.

80% of the __________ is water.