Slip and slide – A Prankster's Helper

As Headmaster of Hogwarts, he shouldn't publicly accept the Marauder's escapades, but no rules stated that he could not help them in secret. When Hogwarts gets hit by a heatwave, he decides to give the boys some inspiration. One-shot. Part of the Marauder's Era Challenge with the prompt – Albus Dumbledore and the 1 Prompt Per Story Ch