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  2. Little Professor - Wikipedia

    en.wikipedia.org/wiki/Little_Professor

    As the first electronic educational toy, [6] [7] the Little Professor is a common item on calculator collectors' lists. [8] In 1976, the Little Professor cost less than $20. More than 1 million units sold in 1977. [9]

  3. Mathcounts - Wikipedia

    en.wikipedia.org/wiki/Mathcounts

    Calculators are permitted on this portion of the test. This round is meant to test the accuracy and problem solving skills of the competitor. Many later problems are highly difficult, even with the aid of a calculator, and it is common for some students to leave questions blank. The Team Round consists of 10 problems to be solved in 20 minutes.

  4. GCompris - Wikipedia

    en.wikipedia.org/wiki/GCompris

    GCompris was originally written in C and Python using the GTK+ widget toolkit, but a rewrite in C++ and QML using the Qt widget toolkit has been undertaken since early 2014. GCompris is free and open-source software and the current version is subject to the requirements of the AGPL-3.0-only license. It has been part of the GNU project. [3]

  5. Play Canasta Online for Free - AOL.com

    www.aol.com/games/play/masque-publishing/canasta

    Play free online Canasta. Meld or go out early. Play four player Canasta with a friend or with the computer.

  6. Calculator - Wikipedia

    en.wikipedia.org/wiki/Calculator

    Made in Japan, this was also the first calculator to use an LED display, the first hand-held calculator to use a single integrated circuit (then proclaimed as a "calculator on a chip"), the Mostek MK6010, and the first electronic calculator to run off replaceable batteries. Using four AA-size cells the LE-120A measures 4.9 by 2.8 by 0.9 inches ...

  7. 4 Lesser-Known Benefits of Using Online Calculators for ... - AOL

    www.aol.com/finance/4-lesser-known-benefits...

    Most people can't do compound interest calculations in their head. But understanding exactly how quickly your money is growing (or shrinking) over time is crucial when you're developing your ...

  8. GCFLearnFree.org - Wikipedia

    en.wikipedia.org/wiki/GCFLearnFree.org

    The website offers dozens of free, self-paced tutorials in technology, Microsoft Office, work and career, reading, math, and everyday life. [3] [4] All tutorials can be accessed with no registration required, but users can also create a free edu.GCFGlobal.org account to track their learning history and create transcripts of completed tutorials. [5]

  9. American Mathematics Competitions - Wikipedia

    en.wikipedia.org/wiki/American_Mathematics...

    No problems require the use of a calculator, and their use has been banned since 2008. Since 2022, the competition has been held in January. The AMC 8 is a standalone competition; students cannot qualify for the AIME via their AMC 8 score alone. The AMC 8 is scored based on the number of questions answered correctly.