Similar to the story method of memorization mentioned, using the Method of Loci makes it easy to memorize all twenty. https://en.wikipedia.org/wiki/Method_of_l

Similar to the story method of memorization mentioned, using the Method of Loci makes it easy to memorize all twenty. https://en.wikipedia.org/wiki/Method_of_loci https://en.wikipedia.org/wiki/Method_of_loci https://www.ted.com/talks/joshua_foer_feats_of_memory_anyone_can_do https://www.ted.com/talks/joshua_foer_feats_of_memory_anyone...