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The book describes the 2017 detection of ʻOumuamua, the first known interstellar object to pass through the Solar System. [ 8 ] [ 9 ] Loeb, an astronomer at Harvard University , speculates that the object might be an extraterrestrial artifact , [ 10 ] a suggestion considered unlikely by the scientific community collectively.
What If?: Serious Scientific Answers to Absurd Hypothetical Questions is a 2014 non-fiction book by Randall Munroe in which the author answers hypothetical science questions sent to him by readers of his webcomic, xkcd. The book contains a selection [Note 1] of questions and answers originally published on his blog What If?, along with several ...
READ 180 was founded in 1985 by Ted Hasselbring and members of the Cognition and Technology Group at Vanderbilt University.With a grant from the United States Department of Education’s Office of Special Education, Dr. Hasselbring developed software that used student performance data to individualize and differentiate the path of computerized reading instruction. [3]
Holt McDougal is an American publishing company, a division of Houghton Mifflin Harcourt, that specializes in textbooks for use in high schools.. The Holt name is derived from that of U.S. publisher Henry Holt (1840–1926), co-founder of the earliest ancestor business, but Holt McDougal is distinct from contemporary Henry Holt and Company, which claims the history from 1866.
McGraw Hill is an American learning science company that provides educational content, software, and services for students and educators across various levels—from K-12 to higher education and professional settings. They produce textbooks, digital learning tools, and adaptive technology to enhance learning experiences and outcomes.
Houghton Mifflin acquired Harcourt in 2007. It incorporated the Harcourt name to form Houghton Mifflin Harcourt. As of 2012, all Harcourt books that have been re-released are under the Houghton Mifflin Harcourt name. The Harcourt Children's Books division left the name intact on all of its books under that name as part of HMH.
Houghton Mifflin Harcourt Company (/ ˈ h oʊ t ən / HOH-tən; [9] HMH) is an American publisher of textbooks, instructional technology materials, assessments, and reference works. HMH is based in the Boston Financial District. It was formerly known as Houghton Mifflin Company, but it changed its name following the 2007 acquisition of Harcourt ...
Riverside Insights was established as a wholly owned subsidiary of Houghton Mifflin Harcourt (HMH) in 1979. HMH sold Riverside to private equity firm Alpine Investors for $140 million in 2018. [1] The company was incorporated as Riverside Assessments LLC in Delaware and subsequently in other states, including Illinois. [2] [3] [4]