When the answer isn't as straight forward as it seems. We have 10 tricky riddles to challenge you on with some more thought provoking than others. We don't want you to suffer with a headache from ...

We want to test your knowledge with 10 thought-provoking riddles. Some will be easier than others to figure the answer out for but there are a couple that will have you thinking long and hard.

Welcome to Radzi’s Riddles and Puzzles! Each week Radzi challenges YOU to attempt to beat his tricky riddles and puzzles. Come back to the Blue Peter website each week on Monday for a new selection.

You may be good at pub quizzes and general knowledge questions but how clever are you when it comes to challenging riddles and difficult brain teasers? We have 10 tricky riddles to challenge you ...