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Spirograph is a geometric drawing device that produces mathematical roulette curves of the variety technically known as hypotrochoids and epitrochoids. The well-known toy version was developed by British engineer Denys Fisher and first sold in 1965.
Between 1962 and 1964 he developed various drawing machines from Meccano pieces, eventually producing a prototype Spirograph. Patented in 16 countries, it went on sale in Schofields department store in Leeds in 1965. A year later, Fisher licensed Spirograph to Kenner Products in the United States. In 1967 Spirograph was chosen as the UK Toy of ...
Books of this magnitude are usually produced by large teams of people in order to be made. The thickest single-volume book in the world, World-2023 ESN Publications and London Organisation of Skills Development Ltd, with a page count of 100,100 containing and 7,862 articles, required a team of 292 participants. [12]
On Friday morning, the world learned of the passing of Harper Lee, the beloved author of one of the most influential books in American history, To Kill a Mockingbird. One of two books that Lee had ...
The oldest surviving books come from the 10th century CE, the earliest belonging to the Buddhist manuscript tradition. [55] Prior to the adoption of paper, these were written on palm leaves, a naturally abundant resource in the southern part of the subcontinent. [55] The pages were usually three feet wide and two inches tall. [55]
Among his other patents were the parabolagraph, the spirograph, the electric bell used in trains, and an electric arc lamp of his own design. [5] Abakanowicz published several works, including works on statistics , integrators and numerous popular scientific works, such as one describing his integraph .
Reading is the process of taking in the sense or meaning of symbols, often specifically those of a written language, by means of sight or touch. [1] [2] [3] [4]For educators and researchers, reading is a multifaceted process involving such areas as word recognition, orthography (spelling), alphabetics, phonics, phonemic awareness, vocabulary, comprehension, fluency, and motivation.
The list starts in order with the first ten books: the I Ching (an ancient Chinese divination text), the Hebrew Bible (a version of which serves as the "Old Testament" of the Christian Bible), the Iliad and Odyssey, the Upanishads (a collection of ancient Indian philosophical texts), the Tao Te Ching, the Avesta, the Analects, the History of ...