A small airplane can fly backwards.
75
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Any modern jet is capable of breaking the sound barrier.
34
Energy is being wasted if a toaster is left plugged in after use.
21
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
The life boat was patented in 1845!
29
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144