See if she weighs as much as a duck to determine if she floats to see if she's a witch and watch:
Häxan: Witchcraft Through the Ages (dir. Benjamin Christensen, 1922; Sweden)
The Wizard of Oz (dir. Victor Fleming, 1939; USA)
I Married a Witch (dir. René Clair, 1942; USA)
Black Sunday / La maschera del demonio (dir. Mario Bava, 1960; Italy)
The Sword in the Stone (dir. Wolfgang Reitherman, 1963; USA)
Witchfinder General / The Conqueror Worm (dir. Michael Reeves, 1968; UK)
Monty Python and the Holy Grail (dir. Terry Gilliam & Terry Jones, 1975; UK)
Suspiria (dir. Dario Argento, 1977; Italy)
Teen Witch (dir. Dorian Walker, 1989; USA)
The Witches (dir. Nicolas Roeg, 1990; UK/USA)
The Witch (dir. Robert Eggers, 2015; USA/UK/Canada/Brazil)
The Love Witch (dir. Anna Biller, 2016; USA)
Or, if you can't wait for that letter to arrive on your 11th birthday...
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