For some children, finding out that the tooth fairy isn't real is the final straw.
Here is the quintessential Jewish question: How do we emulate God? We are told that we were created by God. We are told that we have a divine spark within us.
"Tu" (the Hebrew abbreviation of 15th) in the month of Shvat was set (Hillel's opinion generally overrules Shammai's) as the beginning of the tithable year for tree fruit: Calculating the tithe on fruit starts again for fruit that sets after that date.
8 Blogs for 8 Nights of Hanukkah Blog #1: Oil and the Secret of the Jew