The websites ProProfs.com, TrivialPlaza.com and HistoryExtra.com provide general history quizzes. The quizzes at ProProfs.com focus on historical facts from ancient to modern history. TrivialPlaza.com features quizzes ab... More »

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Examples of online resources for free science quizzes for children include Pitara.com and ChallengetheBrain.com. Additionally, ScienceFun.org provides free science trivia questions for kids, as of 2015. More »

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Some reading comprehension quizzes online are reading comprehension worksheets offered by EnglishForEveryone.org, reading comprehension exercises by MrNussbaum.com and practice tests to prepare for the Scholastic Assessm... More »

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Reference works such as dictionaries, encyclopedias and almanacs are vast storehouses of information that provide answers to general questions. These books are available as traditional paper books and in electronic forma... More »

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Some good topics for presentation on general safety include first aid, driving safety, eye safety, materials handling safety and kitchen safety. These topics, in addition to office safety and accident investigation, repr... More »

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There are several formal definitions for the word "environment," one of which is the collection of things, conditions or influences of surroundings, or simply the immediate surroundings. Another definition of "environmen... More »

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Find used history textbooks at sites such as Amazon and Bigwords.com. Both sites allow students to find deals on used textbooks, typically far cheaper than those available at campus bookstores. More »

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