diff --git a/OFtutorial0_helloWorld/Make/files b/OFtutorial00_helloWorld/Make/files similarity index 100% rename from OFtutorial0_helloWorld/Make/files rename to OFtutorial00_helloWorld/Make/files diff --git a/OFtutorial0_helloWorld/Make/options b/OFtutorial00_helloWorld/Make/options similarity index 100% rename from OFtutorial0_helloWorld/Make/options rename to OFtutorial00_helloWorld/Make/options diff --git a/OFtutorial0_helloWorld/OFtutorial0.C b/OFtutorial00_helloWorld/OFtutorial0.C similarity index 100% rename from OFtutorial0_helloWorld/OFtutorial0.C rename to OFtutorial00_helloWorld/OFtutorial0.C diff --git a/OFtutorial0_helloWorld/testCase/0/U b/OFtutorial00_helloWorld/testCase/0/U similarity index 100% rename from OFtutorial0_helloWorld/testCase/0/U rename to OFtutorial00_helloWorld/testCase/0/U diff --git a/OFtutorial0_helloWorld/testCase/0/p b/OFtutorial00_helloWorld/testCase/0/p similarity index 100% rename from OFtutorial0_helloWorld/testCase/0/p rename to 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to OFtutorial00_helloWorld/testCase/system/blockMeshDict diff --git a/OFtutorial0_helloWorld/testCase/system/controlDict b/OFtutorial00_helloWorld/testCase/system/controlDict similarity index 100% rename from OFtutorial0_helloWorld/testCase/system/controlDict rename to OFtutorial00_helloWorld/testCase/system/controlDict diff --git a/OFtutorial0_helloWorld/testCase/system/fvSchemes b/OFtutorial00_helloWorld/testCase/system/fvSchemes similarity index 100% rename from OFtutorial0_helloWorld/testCase/system/fvSchemes rename to OFtutorial00_helloWorld/testCase/system/fvSchemes diff --git a/OFtutorial0_helloWorld/testCase/system/fvSolution b/OFtutorial00_helloWorld/testCase/system/fvSolution similarity index 100% rename from OFtutorial0_helloWorld/testCase/system/fvSolution rename to OFtutorial00_helloWorld/testCase/system/fvSolution diff --git a/OFtutorial1_inputOutput/Make/files b/OFtutorial01_inputOutput/Make/files similarity index 100% rename from OFtutorial1_inputOutput/Make/files 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a/OFtutorial1_inputOutput/testCase/system/blockMeshDict b/OFtutorial01_inputOutput/testCase/system/blockMeshDict similarity index 100% rename from OFtutorial1_inputOutput/testCase/system/blockMeshDict rename to OFtutorial01_inputOutput/testCase/system/blockMeshDict diff --git a/OFtutorial1_inputOutput/testCase/system/controlDict b/OFtutorial01_inputOutput/testCase/system/controlDict similarity index 100% rename from OFtutorial1_inputOutput/testCase/system/controlDict rename to OFtutorial01_inputOutput/testCase/system/controlDict diff --git a/OFtutorial1_inputOutput/testCase/system/fvSchemes b/OFtutorial01_inputOutput/testCase/system/fvSchemes similarity index 100% rename from OFtutorial1_inputOutput/testCase/system/fvSchemes rename to OFtutorial01_inputOutput/testCase/system/fvSchemes diff --git a/OFtutorial1_inputOutput/testCase/system/fvSolution b/OFtutorial01_inputOutput/testCase/system/fvSolution similarity index 100% rename from OFtutorial1_inputOutput/testCase/system/fvSolution 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