(1819) and English Stories (1820–25). Others of her textbooks covered geology and optics. Some of these were still being reprinted in the 1870s. Hack's best known work was Harry Beaufoy, or, The Pupil of Nature (1821), in which a boy is encouraged by his parents to look closely at creation and discover the marks of a Creator, for "a watch must have a watchmaker" (p. 183). Other examples given as marks of God's creation are the circulation of the blood and the workings of a beehive. The Journal of Education (April 1831) was quoted in a publisher's announcement in another volume as saying that "the mechanism of the human frame is explained so simply and so clearly, that children of ten years old can fully understand and take an interest in the perusal." Bibliography Taken from the Dictionary of National Biography (1890) and the British Library Integrated Catalogue: References 1777 births 1844 deaths 18th-century Quakers 19th-century Quakers English Quakers Converts to Anglicanism from Quakerism English children's writers 19th-century English educators 19th-century British women writers 19th-century English writers