Barbie's full name is Barbara Millicent Roberts.
78
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
The WD in WD-40 stands for Water Displacer.
30
You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
102
The best diamonds are colored blue-white.
80

