The Evolution of Useful Things A Book by Henry Petroski Here, then, is the central idea: the form of made things is always subject to change in response to their real or perceived shortcomings, their failures to function properly. This principle governs all invention, innovation, ingenuity. Spike and sponShaped and reshapedForm follows failureTheir wrongness is somehow more immediateA small corner of the world of things+23 More The evolution of devices formfunctioninventionprogressfailure
Gifts and occupations Show image 0 Show image 1 Between 1835 and 1850 Froebel worked on his “Gifts and Occupations” — a set of geometric blocks (Gifts) and basic craft activities (Occupations), that would become the centerpiece of his pedagogical theory. The Gifts and Occupations were introduced in a highly ordered sequence, which began in the child’s second month and concluded in the last year of kindergarten. Ellen Lupton & J. Abbott Miller, The ABC's of ▲■●: The Bauhaus and Design Theory Inheriting Froebel's Gifts euphonychildhood