What kind of dirty tricks are being played at the local theatre? Why would someone take the blame for a crime they couldn't have committed? And how do the top team in the school quiz seem to know the answers before they hear the questions?Solve three more mind-mangling mysteries in this seventh book about Saxby Smart, schoolboy private detective! Saxby reveals the clues that solve the case, but are you Â'smart' enough to work out the answers?
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