You might remember the meaning of the character 叔 with this easy mnemonic:
My uncle stands at this junction (⺊) every day and passes out one (一) small (小) cup of coffee to passersby. He will do this again (又) and again until he no longer has the strength to stand.
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.