how many books did mary downing hahn write?
<answer> Mary Downing Hahn has written over 20 books. <context> How many books has Mary Downing Hahn written? Mary Downing Hahn has written over 20 books. Some of these include: Anna All Year RoundHear the Wind BlowThe Doll in the GardenWitch CatcherThe Old Willis Place See the rel … ated link for a bibliography of her work.