校验码

校 = 交 + 木 : In the aorta's bathroom, Marie Curie and Linus Pauling find their Christmas presents of a lifetime under a Christmas tree. They are given the gift of being able to go to school so that they can become accomplished scientists.

验 = 佥 + 马 : Maud Younger (y) took a pregnancy test (验) In anthill's bathroom (an4) and she's pregnant indeed, she just doesn't know if the father is 傅佥 (佥) or the unicorn (马). She called both to come over and plans to do a test series (验) to see who would be the better father.

验 = 佥 + 马 : Maud Younger (y) took a pregnancy test (验) In anthill's bathroom (an4) and she's pregnant indeed, she just doesn't know if the father is 傅佥 (佥) or the unicorn (马). She called both to come over and plans to do a test series (验) to see who would be the better father.

码 = 石 + 马 : Just when Mahatma Gandhi (m) and the unicorn (马) entered the ashram (a3) a giant rock (石) fell down and trapped them inside. There is an inscription written on it: if they ever want to leave, they will have to find the secret number (码) and say it out loud. There is also a hint: "how many roads must a man walk down?"