How to Memorize the Presidents in Order, X-Men Style

It's very difficult, at least for me, to memorize the Presidents of the United States in order. I can remember many obscure facts about them, no problem. Calvin Coolidge had a donkey named Ebenezer. Bill Clinton loves crossword puzzles. That's not so useful. When I tried to look up how other people recommend memorizing the presidents, I usually found the advice to make a mnemonic using the first letters of their names. That would be great except for Tyler and Taylor, Polk and Pierce, Grant a...