 CADRE
A network for researchers improving science, technology, engineering, and mathematics (STEM) education in, and outside of, schools through inperson meetings, a web site, common interest groups, newsletters, and more. See, in particular, the Project Smart
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 calc_reform  eMATH/AMS, Math Forum
A discussion around reform of the curriculum and the teaching of calculus and linear algebra, including differential equations, a mix of theoretical issues and concrete practices. Read and search archived messages; and register to post to the discussions.
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 Calc 360  Numerant, LLC
Calc 360 is a free, simple, and powerful calculator for your PC. Some of its main features include: adjustable precision, calculation history window, custom variables, loading and saving of calculations and more...
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 Calc 3D
Calculators for Windows 95/98/NT/XP designed to handle vectors, matrices, complex numbers, quaternions and coordinates. For point, line, plane, sphere, circle Calc 3D calculates distances, intersections, and some additional
information like volume and
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 Calc3D  Andreas Greuer
Calc 3D is a free program for calculating 3dimensional vectors, matrices and
complex numbers with Windows 95/98/NT. Cartesian coordinates, spherical coordinates und cylindrical coordinates can be transformed into each other.
Distances, intersections,
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 Calcgate  Brette de la Houssaye, Eugene Kellogg, and Robert K. Tarquinio
A Matlab toolbox that calculates work, energy, and integral area from input of polynominal or Fourier series.
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 Calchemy Live!  Calchemy Software Inc.
Express the parameters of an equation in any convenient units of measure. Calchemy then checks the equation and parameters for dimensional consistency and makes all the necessary units conversions automatically. Categories include acceleration, angle,
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 Calcugator  Moscazul Software Llc
Licensed software that "... works like a calculator, a plotting engine, and a programming environment." Calcugator creates bar, pie, pareto and xy charts; 2D plots of functions as well as polar and parametric displays; and 3D plots of functions, contour
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 CalculateHours  Molly Parker
This online time card calculator calculates hours worked. Add the widget to your site by copying the code provided. Training sessions teach how to use Excel to add up hours, average hours, and convert decimal hours or military time into conventional hours.
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 Calculate the Distance Between Two Places  infoplease.com
How far is it from one place in the U.S. to another? As you type, this form automatically completes the names of populated places, schools, "locales," parks, islands, bars, lakes, reservoirs, bays, gaps, dams, glaciers, streams, wells, mines, bends, valleys,
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 CalculateWhat  Colin Fagras
Free online calculators. In addition to covering math topics such as algebra, geometry, and statistics, CalculateWhat crunches numbers on topics financial, scientific, and  under a category called "miscellaneous"  more whimsical and topical in nature.
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 Calculating Car Payments  Barbara Christopher
Lesson plan with the objectives of using a formula containing complex fractions and large exponents to calculate a monthly car payment, using the order of operations while putting such a formula into a scientific calculator, and seeing a very practical
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 Calculating Cones  Monika Schwarze and Bianca Gonterney
A complete lesson plan including all materials, emphasizing a challenging and motivating method for selfguided and cooperative learning.
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 Calculating Swarms  Ivars Peterson  Science News Online
Ant teamwork suggests models for computing faster and organizing better. Astonishing feats of teamwork emerge from a large number of unsupervised individuals following a few simple rules. This sort of selforganizing cooperative behavior among ants, bees,
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 Calculating the Volume of a Vase
 Web Feats Workshop II
Determine the volume of the vase pictured. The photograph shows the construction of the vase and that its height is 50 cm. Use the applet to find the coordinate values for the edge of the vase, and use the regression features of a graphing calculator
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 Calculation and the Chess Master  Ivars Peterson (MathLand)
In 1912, J. B. Shaw wrote in the Bulletin of the American Mathematical Society: "The game of chess has always fascinated mathematicians, and there is reason to suppose that the possession of great powers of playing that game is in many features very much
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 CalculationRankings  Youri Lieberton
Arithmetic problems to solve or number sequences to complete as a stopwatch counts down. Play the games to compare high scores against other speedy problem solvers; take the timed tests to see correct answers after submission.
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 Calculations and Formulas for Gemstones  Dendritics Incorporated
Calculate the carat weight or specific gravity of a gemstone or the value of precious metals in various currencies, or convert weights among grams, carats, pennyweights, and ounces.
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 A Calculator
JavaScript calculators: the four basic operations, average, arithmetic congruence, greatest common divisor (GCD), least common multiple (LCM), radical simplifier, word converter that writes out numerals, and more.
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 Calculator Based Algebra (CBA)  Allen V. Robnett
A complete basic algebra course, including a review of arithmetic operations, in 93 TI83 programs. Programs and operating notes can be downloaded here at no charge. The course emphasizes motivation and mastery.
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 Calculator City  1728 Software Systems
Online calculators for solving equations in 2, 3, or 4 unknowns, the Pythagorean theorem, sphere and cylinder area and volume, vector addition, resistors in parallel, chemistry gas laws, compound interest, and loan payments. Games and puzzles include
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 calculator.com  Athera Corporation
Free access to online calculators to help you solve problems and answer questions in the home, office, and school. There are calculators for finance, business, and science, cooking, hobbies, and health. Some solve problems, some satisfy curiosity, and
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 The Calculator Controlled Robot Kit  Norland Research
Makers of a kit that turns a Texas Instruments (TI) graphing calculator into a robot. Requiring no extra software — just TI's native BASIC programming language — the Calculator Controlled Robot Kit lets TI73 Explorers, TI82s, TI83s, TI84s,
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 Calculator Directory  ArsRef LLC
Commercial calculating software arranged by category. One page of free online calculators.
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 A Calculator  Eric Fuller
This JavaScript calculator supports the four basic arithmetic operations, and features simple memory, square root, and percent functions.
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 Calculatorium  Nenad Mitrovic
JavaScript calculators for determining area, perimeter, surface area, volume, trigonometry, algebra, statistics, finance, conversions, health, and more. See also Calculatorium's timed, autoscoring tests and typeset formulas.
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 calculator.org  Flow Simulation Ltd.
A collection of calculatorrelated resources, including an online scientific
calculator, recommendations for hardware calculators, books about calculators, links to other online resources, and a free download of Calc98, a scientific,
engineering,
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 Calculators By Ken  Ken Prentice
Calculators for Windows that convert between different units, create calendars, perform basic physical computations, and more. Read descriptions, or download sample programs.
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 Calculators By Ken  Ken Prentice
Dozens of pointandclick (mouseonly) calculators available for purchase: acceleration, air flow, ANSI codes, area, atomic mass, BTU, calendars, calories, capacitance reactance, circles, circular angles, circular mils, cone, conveyor speeds, current
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 Calculators for Multiplying Vectors  William C. Corwin
Special purpose calculators: determine crown molding, find the bearing for a sundial (sun compass), face towards mecca, predict shadows, solve triangles (given angles or sides or ratios), apply Cramer's Rule, solve three equations with three unknowns
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 Calculators OnLine Center  Martindale's Reference Desk
Online software and Java applets that calculate quantities for a number of general and specific uses. Numerous "calculators" available for Code Translators, Distance/How Far is it?, Finance, Taxes, Grade Point Average, Logic & Syllogism, Navigation/GPS,
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 Calculators OnLine Center: Part II  Mathematics  Martindale's Reference Desk
Over 7,420 calculators for: Unit Conversion (Time, Distance, Length, Speed, Weight, etc.); Abacus; Basic Math; Complex Mathematics; Complex Math Education; Complex Math Calculators by Specialty: Algebra and Linear Algebra; Algorithms; Calculus; Central
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 Calculator Tab: Online Scientific Calculator  Marek Kyncl
A free online scientific calculator, which can store values with custom descriptions between sessions.
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 Calculatorti.com  Mark Shelton
Buy used Texas Instruments calculators; download free calculator programs, emulators, and games for the TI83, TI83 Plus, TI84 Plus and TI89 calculators.
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 Calculus 1.0  Ashay Dharwadker
Software for Windows. Compute and graph functions, derivatives, integrals,
tangents, arc lengths, areas, roots, maxima/minima, points of inflection,
Taylor series and Fourier series.
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 CalculusABC.com  Chris Watson
A site for calculus teachers to share questions they've written and discuss
issues relating to the field. Sort multiple choice questions according to calculator use and representation type (verbal, numerical, analytical, or graphical). With web forums
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 Calculus and Differential Equations (MathPages)  Kevin Brown
About 40 "informal notes" by Kevin Brown on calculus and differential equations: limit paradox, proofs that pi and e are irrational, Ptolemy's Orbit, leaning ladders, how Leibniz might have anticipated Euler, and many more.
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 Calculus Animations and Lecture Notes  Kelly Liakos
Computer animations, labs, and graphics developed by a college teacher for use in classes from precalculus and trigonometry through the calculus sequence and elementary differential equations. Yearly subscription fee applies. Samples available on the
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 Calculus: an Overview  Paul Pollack
Written by a 16yearold, this siteinprogress contains brief summaries of topics for the advanced high school student. Available pages include: Functions: a review; Limits: what they mean and how to find them; Integration practice problems; Taylor and
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 Calculus Applets  Thomas S. Downey
These pages present interactive Java applets for teaching and learning single variable calculus. They use graphs and tables to illustrate concepts in calculus and allow the user to dynamically change the functions involved or the point on the graph that
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 Calculus Applied to Probability and Statistics  Waner, Costenoble; Hofstra University
A text on the WWW for liberal arts and business majors. Contents (each with exercises): Continuous Random Variables and Histograms; Probability Density Functions: Uniform, Exponential, Normal, and Beta; Mean, Median, Variance and Standard Deviation; You're
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 CalculusBased Physics  Jeffrey W. Schnick
CalculusBased Physics is a free (in electronic form) 2volume physics textbook designed for an introductory college course. The book itself is provided in pdf and MS WordTM format. CalculusBased Physics is also available in hard copy at LuLu.com at
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 Calculus Book  Dan Umbarger
Twenty Key Ideas in Beginning Calculus offers a "creative sequencing and presentation of a subset of topics in the standard calculus curriculum." Starring Limitman in LimitmanPiggy challenge games, this calculus book for beginners emphasizes anticipatory
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 Calculus, Concepts, Computers, and Cooperative Learning (C4L)  Ed Dubinsky, David Mathews, and Keith Schwingendorf
"Constructivist learning theory in practice," following six principles: research into student learning is critical; conceptual understanding is primary, but calculations play a major role; the good use of technology can be valuable; cooperative learning
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 The Calculus Consortium  John Wiley & Sons, Inc., Publishers
The Calculus Consortium, based at Harvard University and funded by NSF, produced textbooks such as Functions Modeling Change, Applied Calculus, Calculus: Single Variable, Multivariable Calculus, and the Calculus Live CDROM. These textbooks focus on calculus
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 Calculus: Difference Equations to Differential Equations  Dan Sloughter; Furman University
A calculus textbook in postscript and PDF formats, with Java applets for: Sequences, limits, and difference equations (area of a circle; tangent line for a parabola; inhibited population growth); Functions and their properties (square wave approximation;
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 Calculus graphics  Douglas N. Arnold; Institute for Mathematics and its Applications
Excerpts from a collection of graphical demonstrations developed for a class in first year calculus in the McAllister Technology Classroom. Derivatives and differentials; Computing the volume of water in a tipped glass; Archimedes' calculation of pi;
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 The Calculus Hater's Home Page  Jacob Walker
A forum for people made miserable by calculus. Complaints, links to personal pages, and calculus humor pages. Includes links to helpful calculus resources on the Web.
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 Calculus & Higher Mathematics (Funk & Wagnalls Multimedia Encyclopedia)  Lycos Zone: Mathematics
An article defining and describing calculus, including differential and integral calculus, differential equations, and the development of calculus. Also articles on Bessel; complex numbers; Hamilton; Limits; Linear Algebra; Newton, and the Phase Rule.
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 Calculus I: an Electronic Book Using LiveMath  N. Scott Hoffner
Free calculus book with interactive LiveMath examples. It is the shortened version of a PDF book available on Amazon.com and the LiveMath web site.
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