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 The Fibonacci Series - Matt Anderson, Jeffrey Frazier, and Kris Popendorf; ThinkQuest 1999 The Fibonacci Series is deceptively simple, but its ramifications and applications are many. Learn more about the Fibonacci Series itself: an introduction, the rabbit problem, Binet's formula, the successor formula (given only one term in the Fibonacci ...more>> Fido Dido Puzzle - Digital Creative Communications "Want to let me read your mind?" A Flash game in which Fido Dido asks you for clues as he figures out the random number you have chosen. ...more>> Figure Five Frenzy - ridiculopathy.com Create an arithmetic expression equal to the target number using the four basic operations, grouping parentheses, and the five number cards dealt to you. Play in arcade (against a timer), multi-player, or solitaire modes. Requires the Flash plug-in. ...more>> Figures and polygons - Mark Motyka, Math League Multimedia Definitions and illustrations: Polygon; Regular polygon; Vertex; Triangle; Equilateral triangle; Isosceles triangle; Scalene triangle; Acute triangle; Obtuse triangle; Right triangle; Quadrilateral; Rectangle; Square; Parallelogram; Rhombus; Trapezoid; ...more>> Figure This! Math Challenges for Families - National Council of Teachers of Mathematics (NCTM) Elementary-level problems with hints, information about when and why answers matter in the real world, suggestions for getting started, and answers with explanations. A Challenge Index lists problems by topic. Examples include: Line Up! (How long do you ...more>> Fill-It-In Outline Mathematics - Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny A collection of outline solutions to various problems: word and logic problems, problems from arithmetic, number theory and geometry. Solutions are practically complete with a few essential pieces omitted and to be filled in by the student. ...more>> Financial Education - EverFi Makers of interactive financial literacy learning and gaming platforms such as Vault, Everfi, and Buttonwood. ...more>> Financial Literacy Math Quizzes - HowToSaveMoney.me Quizzes for practicing addition and subtraction of dollar and coin amounts, presented with pictures of US currency or as numerical expressions. "Grade My Quiz" or generate new problems with the click of a button. The site also offers finance calculators, ...more>> Financial Noise - Ivars Peterson (MathTrek) The conventional view of stock markets and their behavior is that the price of a stock reflects all the information available on that stock. In this model, any variations in price would correspond to the arrival of new information. Some of that information ...more>> Finding a Percentage - Math Forum, Ask Dr. Math Common Question A selection of answers to questions about finding a percentage, such as "What percentage of 76 is 27?" and "What number increased by 30% = 260?" and "What number is 25 percent of 24? 24 is what percentage of 25? 24 is 25 percent of what number?" ...more>> Finding Area and Perimeter in a Miniature House Using Standardized Units (SMILE) - June Muhammad, Park Manor A lesson designed to teach students to find area and perimeter in a miniature house using standardized units of measure; to understand that the length of an object remains the same regardless of changes that occur in its position; and to experience hands-on ...more>> Finding Common Ground in K-12 Mathematics Education - Mathematical Association of America "Starting point" documents, designed to advance the discourse about how to improve K-12 mathematics teaching and learning, that emerged from MAA-convened pilot meetings between mathematicians and mathematics educators thought to be strongly aligned with ...more>> Finding Prime Factors - Math Forum, Ask Dr. Math Common Question A selection of answers to questions about finding prime factors, along with divisibility rules for some prime numbers. ...more>> Finding the Center of a Circular Starting Line in an Ancient Greek Stadium - Rorres, Romano; SIAM Review A 1997 essay by Chris Rorres and David Gilman Romano, which presents and compares two methods for finding the center and radius of a circular starting line of a racetrack in an ancient Greek stadium. Graphs and tables are included. Introduction, Three-Points ...more>> Finding Ways to Nguyen Students Over - Fawn Nguyen Nguyen blogs mostly about her teaching middle school math. Posts, which date back to November, 2011, have included "Teaching 101 -- How I Got Like This," "Puzzles and Brainteasers, Set 11," "Pi Day Activities," "Always Sometimes Never," "Using Excel for ...more>> Find the Prime Factors of a Number - Washington University Mathematics Dept., St. Louis, MO A prime number is any number with no divisors other than itself and 1, such as 2 and 11. Any number can be written as a product of prime numbers in a unique way (except for the order). Enter a number (with a maximum of 9 digits), and the form will return ...more>> FI Projects and Activities (Freudenthal Institute) - Utrecht University, the Netherlands The FI is the National Expertise Center for Mathematics Education in primary and secondary education. This page provides a list of FI projects and activities, with links to more information. Sample subjects: Spherical geometry; Technology, mathematics, ...more>> The First 10,000 Primes - Chris Caldwell; Dept. of Mathematics & Computer Science, Univ. of Tennessee at Martin The first 10,000 prime numbers, in a table. ...more>> First Day of School - Math Forum, Teacher2Teacher FAQ Answers to a frequently asked question: What do you do on the first day of school? ...more>> First Digits - Ivars Peterson (MathTrek) Take a look at a newspaper page listing stock market prices. You might think that each of the numbers from 1 to 9 would occur equally often among the first digits of all the listed prices. Instead, however, you're very likely to find that numbers starting ...more>> FirstGov for Kids - Federal Citizen Information Center, U.S. General Services Administration Links to Federal kids' sites, along with some of the best kids' sites from other organizations, all grouped by subjects such as money, space, geography, and fun stuff. The page of science and math links to government sites about rockets, weather, the ...more>> FIRST STEP Online - Charles Onstad, Director The Federal laboratories' Involvement in Research in Science and Technology for Science Teacher Enhancement (FIRST STEP) combined the expertise of research scientists and science teachers to bring actual research into middle school classrooms. Lessons ...more>> First Year Suggestions - Math Forum, Teacher2Teacher FAQ Answers to a frequently asked question: Can you give me some helpful suggestions for getting through my first year of teaching? ...more>> Fit Brains Brain Games - Vivity Labs, Inc. Fit Brains offers games to improve your brain health. Free registration required. ...more>> The Five Percent Solution - Keith Devlin (Devlin's Angle) "Mathematical disciplines such as statistics, optimization theory, probability theory, queuing theory, control theory, game theory, and operations research are all used routinely in making difficult choices in public policy, health, business, manufacturing, ...more>> FiveThirtyEight - Nate Silver, Editor in Chief Quantitative features, interactives, and "datalabs" on politics, economics, sports, and other topics by Silver, Carl Bialik, and others. Science posts have included "How Statisticians Could Help Find That Missing Plane," "Toilet Seat Covers: To Use or ...more>> Five Triangles mathematics blog This blog, which dates back to April, 2012, posts problems for middle and junior high school students. Topics have ranged from ratios and fractions to area and paths to quadratic equations and linear equations. ...more>> Flags - Jim Croft Links to information about and images of flags of the world: National Flags, International Maritime Signal Flags, Motor Racing Flags, the Semaphore Flag Signaling System, and others, good for exploring symmetry in flag design. ...more>> Flashcards (A+ Math) Java and non-Java homework-helper flashcards for practicing: Java (with answers and with or without sound): addition, subtraction, multiplication, division, square roots, and rounding; non-Java: addition, subtraction, multiplication, division, order of ...more>> Flashcards for Kids - Education 4 Kids, Inc. This customizable online application creates flashcards for drilling in addition, subtraction, multiplication, division, and addition and subtraction together, in simple or complex forms (only two numbers, or up to ten numbers), with choice of numbers ...more>> Flashcards & Worksheets - Math Forum, Ask Dr. Math Common Question A short selection of sites that provide flashcards and worksheets for practicing basic operations and more. ...more>> Flash Demos for Understanding Statistics - G. Donald Allen, Texas A&M University Dynamic demonstrations to help foster an understanding of the graphing and variance for data sets. Create a histogram and show the variance; show the mean, variance, and correlation of self-selected data points; understand variance by creating data sets; ...more>> Flash Games - ATK Solutions, Inc. Flash applets and games include rotating 3d cube; mind boggle square, which challenges you to slide a square across a surface by sliding other quadrilaterals into the unoccupied spaces; Futoshiki, which involves positioning counting numbers on a grid ...more>> Flatland: A romance of many dimensions - Edwin A. Abbott A geometrical story about a two-dimensional square who visits one- and three-dimensional worlds. Full text of the 2nd and revised edition, illustrated, 1884. ...more>> Flatland: the Movie - Flat World Productions, LLC This movie, available in DVD format, is based on Edwin A. Abbott's classic novel, Flatland: A Romance of Many Dimensions. Flatland is a world that exists entirely on a two-dimensional plane. All different kinds of shapes live, work, and play in this world. ...more>> Flexagon - Magnus Enarsson "A flexagon is a polygon folded from paper with a very remarkable quality: you can turn it inside out to make it reveal hidden surfaces." History, including the original discovery of the tri-hexaflexagon by Arthur H. Stone, as he folded strips of paper ...more>> Flip Flop Fly Ball - Craig Robinson "A love of baseball plus a love of visual representations equals Flip Flop Fly Ball." Robinson's infographics include Diamonds in Manhattan, a map of every baseball or softball diamond on the island of Manhattan; Baserunning, which puts into perspective ...more>> flippedmath.com - Bean, Spencer; Kelly, Timothy; Brust, Michael; and Sullivan, Corey These free Algebra, Algebra 2, and Geometry online courses for "flipped" classrooms offer video lessons, practice, application, and mastery check. Teachers for Department of Defense Education Activity (DoDEA) schools, "Algebros" Bean, Kelly, Brust, and ...more>> Flooble :: Perplexus - Lev Epshteyn A searchable, categorized collection of all sorts of puzzles, from simple logic questions and word tricks to in-depth math problems in probability and geometry. Users can talk to one another and collaborate on solutions, as well as post their own problems ...more>> Florida EXPLORES! Brings the NOAA Direct Readout Satellite Ground Station Program into Florida's K-12 Classrooms. Precipitation summary, Atlantic hurricane season, satellite imagery, weather observations and model products, Data Center, teacher resource guide, GOES-8 status ...more>> Florida Museum of Natural History (FLMNH) - Gainesville, FL, USA The largest natural history museum in the southern United States, holding more than 16,000,000 specimens of mammals, birds, reptiles, amphibians, fishes, mollusks, butterflies, vertebrate and invertebrate fossils, recent and fossil plants, and associated ...more>> FlowingData - Nathan Yau FlowingData explores how designers, statisticians, and computer scientists use data to understand ourselves better -- mainly through data visualization. This blog, by a PhD candidate in statistics with a background in computer science and design, dates ...more>> Flying Between Two Trains - Math Forum, Ask Dr. Math FAQ Two trains 150 miles apart travel toward each other along the same track, the first train at 60 mph, the second at 90 mph. A fly buzzes back and forth between the two trains until they collide. If the fly's speed is 120mph, how far will it travel? ...more>> Flying Colours Maths - Colin Beveridge Maths tutoring services by the author of Basic Maths for Dummies, Numeracy Tests for Dummies, and The Little Algebra Book: technical writing, "bespoke Excel solutions," project feedback, and "translating maths into less complex English." Blog posts, which ...more>> Focus on Mathematics - Department of Mathematics and Statistics, Boston University Focus on Mathematics (FoM) seeks to "improve student achievement by providing mathematics teachers with the content knowledge and skills valuable in their profession." FoM programs have included math expos and math fairs of student research projects; ...more>> Focus on Student Practice - Suzanne Alejandre Article about how students worked on the Problem of the Week (PoW) "Wooden Legs" in a way that developed the Common Core State Standards (CCSS) Mathematical Practice of "making sense of problems and persevering in solving them." This article, originally ...more>> Fold Everything - National Geographic Society See how paperfolding inspires the design of aircraft, stent grafts, and the packaging and transportation of telescope lenses in this overview of the history and future of origami. With downloadable instructions for folding a peacock, as well as an online ...more>> Folding Paper in Half 12 Times - The Historical Society of Pomona Valley In 2001, a high school junior from California successfully folded a single sheet of paper in half 12 times, dispelling the long-held conventional wisdom of 7 folds as the maximum. See the limiting equation for single and alternate direction folding that ...more>> FoldPlay Upload your photographs, print them out in FoldPlay's templates, then fold them into hex kaleidocycles, oct kaleidocycles, invertible cubes, and foldbooks. Also, instructions for folding nerdcatchers, sphericon pies, polygon puzzles, and other origami. ...more>> Food Counts (MatheMUSEments!) - Ivars Peterson (Math Muse for Kids) You tear open a package of M&M's chocolate candies. Fifty-seven little candies spill out. You notice that certain colors are more common than others. You might count 7 brown, 17 red, 18 yellow, 6 green, 5 orange, and 4 blue candies in this bag. Does ...more>>
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