. . "1995"^^ . . . . . . . . . "1514549"^^ . . "1083901277"^^ . "Houghton Mifflin Harcourt Learning Technology"@en . . ""@en . . "Boston and Dublin"@en . . "1995"^^ . . . "Houghton Mifflin Harcourt Learning Technology, originally started as Riverdeep Interactive Learning, is a publishing house for educational online and CD-ROM products based in San Francisco, Boston and Dublin, Ireland. Founded in 1995, Riverdeep was principally the creation of the Irish ex-investment banker Barry O'Callaghan. O'Callaghan was Riverdeep's CEO and controlling shareholder. Riverdeep also acquired the companies Broderbund, The Learning Company and Edmark, and became a distributor for said companies."@en . . . . . . . . . "Houghton Mifflin Harcourt Learning Technology"@en . . . . . . . . "Houghton Mifflin Harcourt Learning Technology, originally started as Riverdeep Interactive Learning, is a publishing house for educational online and CD-ROM products based in San Francisco, Boston and Dublin, Ireland. Founded in 1995, Riverdeep was principally the creation of the Irish ex-investment banker Barry O'Callaghan. O'Callaghan was Riverdeep's CEO and controlling shareholder. Riverdeep also acquired the companies Broderbund, The Learning Company and Edmark, and became a distributor for said companies."@en . . . . . . . . . . . . . "6773"^^ . . . . . . . . . . . . . "Riverdeep.PNG"@en . . . . . . . . . . . . . . . . "The former Riverdeep logo"@en . . . . "Houghton Mifflin Harcourt Learning Technology"@en . . . . . . . . . . . . . "125"^^ . . . . .