Lets see how observant you really are. . .
3
1
2
4
True
False
Left
Middle
Right
Backwards
From right to left
Left to right
Up/down
Down/up
True
False
Right
Left
Up
Down
True
False
True
False
Left
Right
Middle
Bottom
Three connected triangles
A skull and cross bones
A red slash mark
A stop hand
Wait!
Here's an interesting quiz for you.