<Table> <Tr> <Th colspan="2"> Ruby slippers </Th> </Tr> <Tr> <Td colspan="2"> One of the pairs used in The Wizard of Oz ( 1939 ) , on display at the Smithsonian Institution National Museum of American History </Td> </Tr> <Tr> <Th colspan="2"> Plot element from The Wizard of Oz </Th> </Tr> <Tr> <Th> Publisher </Th> <Td> Metro - Goldwyn - Mayer </Td> </Tr> <Tr> <Th> First appearance </Th> <Td> The Wizard of Oz ( 1939 ) </Td> </Tr> <Tr> <Th> Created by </Th> <Td> Gilbert Adrian ( costume design ) </Td> </Tr> <Tr> <Th> Genre </Th> <Td> Fantasy fiction </Td> </Tr> <Tr> <Th colspan="2"> In - story information </Th> </Tr> <Tr> <Th> Type </Th> <Td> Magical slippers </Td> </Tr> <Tr> <Th> Function </Th> <Td> Able to send Dorothy Gale back home to Kansas after clicking the heels three times </Td> </Tr> </Table>
<Table> <Tr> <Th colspan="2"> Ruby slippers </Th> </Tr> <Tr> <Td colspan="2"> One of the pairs used in The Wizard of Oz ( 1939 ) , on display at the Smithsonian Institution National Museum of American History </Td> </Tr> <Tr> <Th colspan="2"> Plot element from The Wizard of Oz </Th> </Tr> <Tr> <Th> Publisher </Th> <Td> Metro - Goldwyn - Mayer </Td> </Tr> <Tr> <Th> First appearance </Th> <Td> The Wizard of Oz ( 1939 ) </Td> </Tr> <Tr> <Th> Created by </Th> <Td> Gilbert Adrian ( costume design ) </Td> </Tr> <Tr> <Th> Genre </Th> <Td> Fantasy fiction </Td> </Tr> <Tr> <Th colspan="2"> In - story information </Th> </Tr> <Tr> <Th> Type </Th> <Td> Magical slippers </Td> </Tr> <Tr> <Th> Function </Th> <Td> Able to send Dorothy Gale back home to Kansas after clicking the heels three times </Td> </Tr> </Table>
how many times does dorothy have to clink her ruby slippers together to get home
how many times does dorothy have to clink her ruby slippers together to get home
three
three