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Keisan Online Calculator for Math and Science

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Overview:: This site provides users with free online access to an excellent, comprehensive collection of math, scientific and professional calculators under the support of CASIO arithmetic and digital operation and scientific systems to provide users with very accurate scientific calculations for - a wide variety of applications in mathematics, statistics, and science. It also includes general life applications and a selection of specialized professional applications.
Type of Material:: Development Tool and Collection
Recommended Uses:: Course project, supplemental resources, assignments for undergraduate lower-level math courses.
Technical Requirements:: It is an interactive and dynamical HTML site with lots of clickable links, references, and supplementary materials. Users can access this site using any browser. In addition, users can use the available smart phone app to access the site on their smart phones.
Identify Major Learning Goals:: To provide students with free, high quality online scientific calculators that can be easily used to solve math problems for class assignments or to check solutions or calculations.
Target Student Population:: Students at colleges and universities who are taking a math or science course, particularly lower-level math courses.
Prerequisite Knowledge or Skills:: Basic college algebra, elementary algebra, or pre-calculus. (Some of the options available would require considerably more background for effective use.)

Rating:
Strengths:: This site contains a very accurate user-friendly online mathematical and scientific calculator with usage website technical guide and summaries, as well as, user feedbacks and discussion. In addition, it has an optional Japanese language site and a free app for smart devices. Each topic in the mathematics is listed related to its disciplines, so students can easily access their topic of interest related to their math courses, projects, or assignments. Overall, there are an enormous number of options and applications. For example, the main page includes buttons for Life, Education, Professional and Advanced areas. Education includes two categories – Mathematics and Statistics. Mathematics then includes eighteen sub-categories such as triangles, area, volume, trigonometry, logarithms, complex numbers and probability. An example of a specific application within the volume sub-category is “Volume of an Equilateral, Triangular Prism which features an image, a formula and examples, as well as the interactive calculator. The Science category includes ten sub-categories including uniform motion, astronomy, sound and light, electricity and magnetism. The Professional area has five categories including numerical integration and linear algebra. The Advanced area features an astonishing array of functions including elementary, Bessel and Special.
Concerns:: None.

Rating:
Strengths:: Both instructor and student can easily use this site in undergraduate math classes as an efficient online calculator tool for the complicated math calculations required for difficult math problems in math classes. This site makes it easy for both student and instructor to use for checking calculations or for solving math problems.
Concerns:: None.

Rating:
Strengths:: Students and instructors can access the online math calculators in this site easily using all the clickable links and resources that can be helpful for most undergraduate math courses. Users need only to plug values and they get their results ready. They are also provided with a summary formula, images and examples. Users can provide feedback for using each type of the available online math calculators. There is also a FAQ section.
Concerns:: The sheer scope and complexity of the material available might prove daunting to some students.