 SCP-566 refers to a set of tear-off desk calendars, sold under the name Word of Day 2009 Edition, wacky wordables, and idiosyncratic idioms, with manufacturer listed as Living Language Linguists League. Note, no records of a company or association exist. The only known anomalous property of SCP-566 occurs when an individual reading an entry taps a bolded word in the entry definition with his index finger. The contents of the page change, displaying the definition of the tapped word. The new entry retains this property. The means of returning the entry to its original state are currently not known.