STUDENTS
15/01/2013 11:30 GMT

Funniest School Textbook Picture Bloopers: SpongeBob Squarepants, Michael Phelps Sperm And Willy Diagrams

Oh, if only school was fun, we hear you cry. Well, if you're (un)lucky enough to have had these delights land on your desk then you're in for a fair few hours of silent sniggering and death stares from your teacher.

Enjoy.

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