You might remember the meaning of the character 籍 with this easy mnemonic:
In my native country, we plant lots of bamboo (⺮) trees and plow (耒) them by using our two hands (廾). Once (一) a year we worship the sun (日) with bamboo leaves as well.
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.