Dr. B's Diagnosis: Every kid must have read at least one Roald Dahl book when they were younger, if not at least watched a film adapted from a book. How many of his children's novels do you think you can name in 5 minutes? Try it now.

Dr. B's Diagnosis: In this game/test called The Eyeballing Game you have to predict where the point described is. You then see where the actual described point is effectively testing your vision's accuracy. So test yourself and see whether you see things crookedly or not.

Dr. B's Diagnosis: This site lists words that British people use that the average American might not understand due to the British use of slang and words that haven't yet made it across the oceans.

Dr. B's Diagnosis: These mistakes which have been found on photos used in adverts, newspapers and magazines have all been doctored in some way using Photoshop, but ended up being a Photoshop disaster.