Here is a mind trick. Count the legs on the elephant.
Another illusion to make your eyes bug out of your head. The square moves!
Another geometry optical illusion. This is an impossible triangle - Part 1.
These lines are actually parallel even though they appear to curve.
KST can only see about 14 cubes.
Is this a perfect square or not. We think it is.
Do you think the red lines are wavy? Well they arn't.
KST thinks this is a spiral. Do you agree?
Hmmm, What do you think....Is it round? If you guessed no then your wrong.
Can you tell us what vertical line is longer? Post your answer in our comments.