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Ricky Ricotta's mighty robot vs the Jurassic jackrabbits from Jupiterthe fifth robot adventure novel 5Bookby Pilkey, Dav, 1966-
Published 2002 -
Ricky Ricotta's giant robot vs the mutant mosquitos from Mercurythe second robot adventure novelBookby Pilkey, Dav, 1966-
Published 2000 -
Ricky Ricotta's Mighty Robot vs the Stupid Stinkbugs from Saturnthe sixth robot adventure novelBookby Pilkey, Dav, 1966-
Published 2003