{"type"=>"root", "children"=>[{"type"=>"heading", "level"=>2, "children"=>[{"type"=>"text", "value"=>"Casio FX-9860GIII Graphing Calculator, 21.2 x 91.5 x 184 mm, Silver Colour"}]}, {"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"This scientific graphing calculator is designed to make complex math calculations easy and ensure that key functions are readily available."}]}, {"type"=>"list", "listType"=>"unordered", "children"=>[{"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Programming applications with Python on the built-in MicroPython programming environment using mathematical applications."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Advanced graphing, generate and interpret various graphical representations of equations and mathematical relationships."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Natural textbooks display present mathematical expressions in a familiar format for easy reading and problem solving."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Perform statistics calculations, analyse data, regression and probabilities."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Calculate derivatives, integrals and more complex mathematical functions."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Perform higher level calculations with matrix and complex numbers using dedicated functions."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Organize numerical data, calculations in a convenient spreadsheet environment."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Solve graphical problems, including roots, intersections, etc."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Transfer data and programs between calculator and computer conveniently via USB."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Restrict some functions and applications in the Exam Mode when necessary."}]}]}]}

{"type"=>"root", "children"=>[{"type"=>"heading", "level"=>5, "children"=>[{"type"=>"text", "value"=>"CASIO SCHULRECHNER Modell FX 5800 P, BATTERIEBETRIEB, Black"}]}, {"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"Program function\nMatrix calculations\nDifferential and integration\nRecursions\nSolve function\nComplex number calculations\nBase-n calculations\nData transmission between two fx-5800P calculators\nDifferential and quadratic differential calculations\n26 to 2398 variables\nFraction calculations\n40 scientific constants\n128 built-in formulas\nMulti-replay function\nStatistics (List-based Statistics, Standard deviation, Regression analysis)\nIntegrated hard case swings back a full 360 degrees."}]}]}

{"type"=>"root", "children"=>[{"type"=>"heading", "level"=>2, "children"=>[{"type"=>"text", "value"=>"Casio FX-CG100 Graphing Calculator, 21.2 x 91.5 x 184 mm, Silver Colour"}]}, {"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"Easy-to-operate, powerful function provides visual support for mathematical exploration.\nGraphing calculators with Natural Textbook Display, spreadsheet and Python, ideal for mathematics learning.\nCustomers using the previous model fx-CG100 can use FX-CG100 as it is for key operations and functions."}]}]}

{"type"=>"root", "children"=>[{"type"=>"heading", "level"=>2, "children"=>[{"type"=>"text", "value"=>"Casio FX-CG50 Graphing Calculator, 21.2 x 91.5 x 184 mm, Black/Silver Colour"}]}, {"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"Whether you're tackling algebra, calculus, statistics, or geometry, the FX-CG50 has you covered, allowing you to visualize mathematical concepts and work through complex calculations with ease. It features a color screen that enhances the readability of graphs and data, and a wide variety of functions, making it useful for students, teachers and professionals."}]}, {"listType"=>"unordered", "type"=>"list", "children"=>[{"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"High-resolution color display", "bold"=>true}, {"type"=>"text", "value"=>": See graphs, formulas, tables and data with clarity and detail."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Advanced graphing", "bold"=>true}, {"type"=>"text", "value"=>": Interpret and construct mathematical graphs to help understand equations and relationships."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"3D graphing", "bold"=>true}, {"type"=>"text", "value"=>": Study 3-D math and create a three dimensional graph."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Natural textbook display", "bold"=>true}, {"type"=>"text", "value"=>": Read mathematical expressions in a familiar format to facilitate understanding."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Advanced statistics", "bold"=>true}, {"type"=>"text", "value"=>": Calculate statistics, regression, probability functions and data analysis."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Calculus functions", "bold"=>true}, {"type"=>"text", "value"=>": Differentiate, integrate and perform other high-level mathematical calculations."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Python programming", "bold"=>true}, {"type"=>"text", "value"=>": Understand programming concepts and program mathematical problems in Python."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Functions in geometry", "bold"=>true}, {"type"=>"text", "value"=>": Explore geometric relationships and use interactive tools in math."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Spreadsheet functions", "bold"=>true}, {"type"=>"text", "value"=>": Directly organize and analyze numerical data in the spreadsheet."}]}, {"type"=>"list-item", "children"=>[{"type"=>"text", "value"=>"Exam Mode", "bold"=>true}, {"type"=>"text", "value"=>": When certain functions of a calculator need to be limited, use compatible examination settings."}]}]}]}

{"type"=>"root", "children"=>[{"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"ClassWiz CW Series is designed teaching and studying for today. Its brand-new approachable UI and various features encourage students’ math learning.\n"}]}, {"type"=>"heading", "level"=>4, "children"=>[{"type"=>"text", "value"=>""}]}]}

{"type"=>"root", "children"=>[{"type"=>"heading", "level"=>2, "children"=>[{"type"=>"text", "value"=>"Casio fx 991es Plus - 2nd Edition Scientific Calculator"}]}, {"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"The Natural Display (Natural-V.P.A.M.) shows mathematical expressions like roots and fractions as they appear in your textbook, and this increases comprehension because results are easier to understand."}]}]}