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 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, 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 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)

   Calculator with built-in financial functions and statistics
   Uses Reverse Polish Notation (RPN)
   More than 120 built-in functions, including register-based cash-flow analysis
   10-character, 1-line LCD display
   Device measures 5.0 x 0.6 x 3.1 inches (WxHxD)


Hewlett Packard HP12C Review:   Programmable financial calculator Comprehensive instruction manual Uses reverse polish notation (RPN)

   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

   279 functions, including 40 metric conversions
   2-line, 12-digit Natural Textbook display
   Solar Plus power with battery back-up
   Slide-off protective hard case
   Currently permitted on AP, SAT and PSAT/NMSQT


Casio Inc. FX-115ES-S-IH Review:   The FX-115ES Advanced Scientific Calculator has 2-line Natural Textbook Display and is Solar Powered. An advanced Scientific Calculator that can do Metric Conversions and has natural 2-Line textbook display. Natural textbook display shows formula and results exactly as they appear in the textbook.

   RPN and algebraic key-in logic
   Easy-to-read 2-line LCD
   Sturdy rubber/plastic construction
   32 KB memory, 27 memory storage and recall functions
   Automatic power off


Hewlett Packard F2216A Review:   Professionals and college students have the flexibility no other scientific calculator can offer with the choice of RPN or algebraic entry-system logic. The programmable HP 33s features enhanced capabilities including single and two-variable statistics, base-n functions, a strong mathematics package, unit conversions and a powerful fraction mode. Get professional performance from the ultimate RPN scientific programmable calculator. Switch between RPN and algebraic entry-system logic at any time. The HP 33s continues to deliver with a large 2-line alphanumeric display with adjustable contrast, 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 40 built-in physical constants, plus a complete library of unit conversions Get accurate results with edit, undo and delete capability Enjoy a compact size and comfortable rubber side grips 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 Power to calculate inverse functions, cube root, logarithms, exponents, factorials and more Take advantage of a powerful fraction mode plus fraction-to-decimal conversion Programmable with keystroke programming 31KB memory with 27 independent storage registers Enhanced fractions mode, statistics and mathematics packages with base-n function Compact size and rubber grips for comfort Enclosure material - Plastic, rubber side grips and brushed metal faceplate Dimensions - Length 6.2 x Width 3.2 x Depth 0.63 (15.8x8.3x1.61cm) Weight - 127 grams (4.5 ounces)

   144 built-in mathematic functions
   Fraction functions
   Accurate 10-digit, 10-plus-2 display
   Backspace key to fix entry mistakes
   Single variable statistical calculations


Casio FX-260 Review:   144-function pocket scientific calculator Combinations and permutations Logical operations 10 levels of Parentheses Time calculations (DMS) Trigonometric functions Powered by solar cells with internal battery back-up Convenient and protective case

   Scientific calculator with 535 different scientific functions
   Extra large 4-Line, 12-digit LCD display screen
   WriteView Technology displays formulas as they are written in textbooks
   Modes: Normal, Stat, Drill, Complex, Matrix, List, Equation; Ability to solve three simultaneous equations
   Four programmable keys for quick use of user desired functions; Ability to solve three simultaneous equations


Sharp HO ELW516B Review:   WriteandView, 12-digit, 4-Line, Twin Power, Edit results and formulas, Ability to solve 3 simultaneous equations