Graphing calculator handles calculus, engineering, trigonometric, and financial functions
   Can display graphs and tables on split screen to trace graph while scrolling through table values
   LCD screen features 64 x 96 pixel resolution for clear, readable display
   Built-in memory for storage and analysis of up to 10 matrices
   Backed by 1-year warranty


Texas Instruments TI83PLUS Review:   24K RAM and 160K User Data Archive / Advanced Science, Math, Statistics / Equation Graphing 24K RAM and 160K User Data Archive memory Store up to 10 applications at one time Keystroke and Assembly programming capabilities Compatibility with CBL and CBR real-world data collection and analysis systems Regression analysis and other statistical functions The 83 adds Flash memory technology for electronic upgradeability for additional applications (requires PC interface link) Science and economic issues often go hand-in-hand so the 83 does extensive financial functions

   Easy-to-read 10-digit display, 10-number memory
   Comfortable firm-touch keypad


Texas Instruments BA II PLUS PRO Review:   The BA II Plus Professional Business Calculator is an amazing next-generation calculator designed especially for accounting and business professionals. Save time while crunching numbers while working out complex equations. Along with the standard capabilities of time-value-of-money, accrued interest, amortization, cost-sell-margin, and depreciation, users will calculate more advanced business and finance related issues. Handle Net Future Value(NFV), Modified Internal Rate of Return(MIRR), Modified Duration, Payback, Discount Payback and more. Its rugged metal exterior, firm-touch keypad and no slide rubber feet make it ideal for anyone in accounting, economics, investing, statistics and related businesses. It's also approved for the Chartered Financial Analyst(CFA) exam. Comes with black protective case. Multiple depreciation day-count methods - 30/360, Act/Act Determine depreciation schedules, partial years and days between dates Includes Trig. and log. Functions

   Graphing calculator handles calculus, engineering, trigonometric, and financial functions
   USB on-the-go technology for file sharing with other calculators and connecting to PCs
   11 apps preloaded
   Displays graphs and tables on split screen to trace graph while scrolling through table values
   Backed by 1-year warranty


Texas Instruments TI-84 PLUS Review:   An enhanced version of the TI-84 Plus graphic calculator, the new TI-84 Plus offers a built-in USB port, 3x the memory of the previous version, many preloaded Apps, an improved display, and more! Because the new TI-84 Plus is 100% keystroke-for-keystroke compatible with the TI-84 Plus, integrating it into your classroom will be easy! This new version allows students to share their work by connecting their TI-84 Plus to any TI presentation tools for the whole class to see, fostering a collaborative learning environment. Plus, a built-in USB port makes data transfer to your computer and between handhelds easier than ever. High-contrast display

   Graphing calculator handles calculus, algebra, matrices, and statistical functions
   188 KB RAM and 2.7 MB flash memory for speed; plenty of storage for functions, programs, data
   Large 100 x 160 pixel display for split-screen views
   USB on-the-go technology for file sharing with other calculators and connecting with PCs
   Backed by 1-year warranty


Texas Instruments TI-89 Review:   Includes USB unit-to-unit cable, Connectivity Cable for other TI units and connection software, operating manual Doing complex calculations on a scientific calculator is much easier with the TI 89. Its large screen offers the ability to generate graphs that can illustrate your conclusions. It's especially helpful with statistic functions, such as regression analysis. The TI-89 Titanium includes all the built in functionality and power of the original TI-89. It has an increased amount of Flash ROM 500KB, quite powerful for a traditional handheld design. This is TI's most sophisticated calculator, with such features as 3D graphing, upgradable flash ROM, built-in assembly language programming, and a generous amount of user-available memory. It now includes a mini USB port. This portable symbolic, numeric, and graphing calculator is perfect for advanced mathematics and engineering applications for college and advanced coursework. Its built-in USB port makes data transfer ultra-convenient. Built-in Flash memory for archiving data(2.7MB) Finance tools, Organizer, Polynomial Root Finder, Simultaneous Equation Solver, and many more apps Fully upgradeable (electronically) through its Flash ROM chip (optional TI Graph-Link required) Computer Algebra System, differential equations, 2D-graphing and data analysis, 3D-graphing with rotations, linear algebra, interactive numeric solver, constants, unit conversions, statistical regressions Optional Assembler language Mathematical expressions appear on the display the same way as they are usually written in class or in published texts and academic journals StudyCards and Symbolic Math Guide for helping students learn more effectively Preloaded with Official AP Calculus exam review questions Built-in USB port for easy data transfer between handhelds - The TI Connect allows rapid data transfer to computers

   Graphing calculator handles calculus, engineering, trigonometric, and financial functions
   USB on-the-go technology for file sharing with other calculators and connecting to PCs
   11 apps preloaded
   Displays graphs and tables on split screen to trace graph while scrolling through table values
   Backed by 1-year warranty


Texas Instruments TI-84 PLUS SILV Review:   Texas Instruments TI-84 Plus Silver Edition Graphic Scientific Calculator - Fully loaded with a built-in USB port, an improved display, many preloaded Apps, and much more, the maximum performance TI-84 Plus Silver Edition is 100% compatible, keystroke-for-keystroke with the TI-83 Plus family. Integrating it into your classroom couldn't be easier! With the TI-84 Plus Silver Edition, all students can now share their work by connecting their handheld to any TI presentation tools for the whole class to see, fostering a collaborative learning environment. Plus, a built-in USB port makes data transfer to your computer and between handhelds easier than ever. The TI-84 Plus Silver Edition handheld is fully loaded with convenient features including compatibility with TI presentation tools on every unit. Now you can personalize your handheld with new optional accessories, including a kickstand slide case and changeable faceplates. I/O port for communication with other TI products Internal Clock with date and time display TI Connectivity Cable included TI Connectivity Cable and TI Connect software allow information to be transferred to and from a computer and printed or stored on disk 8-line by 16-character display Advanced functions accessed through pull-down display menus Real and complex numbers calculated to 14-digit accuracy and displayed with 10 digits plus a 2-digit exponent. Assorted graph capabilities

   Robust, professional-grade scientific calculator
   2-line display shows entry and calculated result at same time
   Easily handles 1 and 2 variable statistical calculations
   Three angle modes (degrees, radians, and grads) and scientific and engineering notation modes
   1-year limited warranty


Texas Instruments TI30XIIS Review:   A calculator for science, math, algebra, trigonometry, statistics. 2-Line Display, 5 Memories Enter/delete/insert/edit individual statistical data elements Trig functions in degrees and radians Fractions and Fraction/Decimal conversions Degrees, Minutes, Seconds (for time calculations) Decimal degree conversions Common natural logarithms Reciprocals and Factorials Universal Powers and Roots Polar/Rectangular conversions Menus User-friendly keyboard with durable, plastic keys Protective calculator shield

   Performs common math as well as various financial functions
   Worksheet mode includes tables for amortization, bond, depreciation, and compound interest
   Built-in memory for storage of previous worksheets
   Can perform cash-flow analysis and advanced list-based statistics
   Slide-case included to protect screen


Texas Instruments BAIIPlus Review:   Solve time-value-of-money calculations / Generate amortization schedules / Includes trigonometric functions, natural logarithms, powers analysis Gives business professionals and students access to powerful features such as cash-flow analysis and advanced, list-based statistics

   Over 100 built-in functions
   Algebraic data entry
   Intuitive keyboard layout with easy-to-read labels
   Adjustable contrast display
   1-year warranty


Hewlett Packard F1902A#ABA Review:   The HP 10BII Financial Calculator performs adroit number crunching stunts, in every arena from the high wire of business to the halls of higher learning to the home check-balancing act. Over 100 time saving, easily accessed business functions cover virtually any situation calling for calculation. Quickly calculate loan payments, interest rates, amortization, discounted cash flow analysis, interest rate conversions, standard deviation, percent, % change, mark-up as a percent of cost price, margin as % of price, and forecasting based on linear regression--to name only a few! Uses 2 CR2032 batteries (included) Size - 5.6L x 3.07W x 0.53D

   Robust and economical scientific calculator
   100 built-in functions; 30 KB memory with 800 registers
   Supports RPN and algebraic data entry
   2-line, 14-character display
   1-year limited manufacturer's warranty


Hewlett Packard F2215AA#ABA Review:   Get professional performance with the HP 35s Scientific Calculator. Professionals and college students will appreciate the flexibility no other scientific calculator can offer, with the choice of RPN or algebraic entry-system logic. Switch between RPN and algebraic entry-system logic at any time. Save time with an impressive array of programmable scientific functions. The HP 35s delivers a large 2-line alphanumeric display with adjustable contrast, raised edges to protect the keys, and a robust library of built-in functions and constants. Large 2-line display with adjustable contrast to easily view entries, results, menus and prompts Simplify physics with 42 built-in physical constants, plus a complete library of unit conversions Get accurate results with edit, undo, delete capability Enjoy its compact size and protective raised edges that are designed for the mobile professional Use strong statistics functions for single and two-variable statistics, linear regression and more Use base-n functions for binary, octal, decimal and hexadecimal number calculation and conversion Perform operations on complex numbers, calculate logarithms, exponentials, inverse functions and more Take advantage of a powerful fraction mode plus fraction-to-decimal conversion Programmable with keystroke programming Durable design with raised edges to protect the keyboard, and includes a premium carrying case Dimensions - Length 6.22 x Width 3.23 x Depth 0.72 (15.8x8.2x1.82cm) Weight - 125 grams (4.4 ounces)

   New display upgrade--the new HP 50g display features a 30% increase in usable space over the HP 49g
   New powerful SD card slot allows you to format your card right in the calculator and expand memory
   Massive 2.5 MB total memory--512 KB RAM plus 2 MB flash ROM for performing future upgrades**
   New larger equation library and 2300 built-in functions--ideal for both professionals and students
   The choice of efficient RPN, Textbook or Algebraic data entry


Hewlett Packard F2229AA#ABA Review:   If you're a math, science, or engineering professional?or a serious college student?don't leave home without it! HP's most powerful new graphing calculator. The 50G supplies you with intensive power, flexibility, and connectivity. With graphing capabilities, you can illustrate statistical regression analysis and other computations. There's ample memory for storing programs and you can add additional storage using optional SD memory cards. With 2300 built-in functions, this calculator is an indispensible tool for a student or scientific professional aiming to succeed to the highest order - and beyond. Efficiently reach solutions with the built-in lessons and step-by-step problem solving Format SD cards and expand memory right in the SD card slot Isolate and evaluate sub-expressions using the intelligent editor?plus cut, paste, and copy objects Numerical precision - intermediate and internal - 15 digits, exponent - -49999 to 49999 /Displayed precision - 12 digits, exponent - -499 to 499, infinite for integers (limited by memory) IR port - IrDA (limited to 10 cm distance) / Serial port - USB, RS232 for connections to equipment such as PCs, dataloggers,surveying equipment, etc./ Expansion port - SD card slot / Power supply - AAA x 4 CR2032 batteries Entry-system logic - Textbook, Algebraic, RPN Unit Dimensions - 7.24 x 3.43 x. 93 inches Manufacturer's One-year limited warranty