You can use TGCFAFQTCD or just try singing them like a song.
To remember the Mohs hardness scale, use the mnemonic "The Great Cat Flew And Found Quite The Diamond," where each word corresponds to a mineral in order. This scale ranges from talc (softest) to diamond (hardest). Engaging in hands-on activities by testing the hardness of everyday objects can also reinforce this information.
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