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
If you chew gum when you study a subject and then chew the same flavor when you take the test, it will help you remember!
34
The average IQ is 100, while 140 is the beginning of genius IQ.
140
The face of a penny can hold about thirty drops of water.
85
Caffeine boosts memory.
405
It's impossible to kill yourself by holding your breath.
22
Seaweed can grow up to 12 inches per day!
59
Real diamonds do not show up on x-ray.
36