Showing 161–180 of 1,000 ranked alternatives.
Kittipong Mungnirun
Learn , count, add, subtract
Learn basic counting and arithmetic using an . Perform single-digit addition and subtraction. Practice number recognition and counting skills. Track progress with interactive exercises and visual aids.
John Cominio
Calculate using RPN notation and scientific functions
Scientific with reverse polish notation. Perform square root, reciprocal, trigonometric functions, hyperbolic functions, and logarithms. Switch between degrees, radians, and gradians. Calculate factorials, exponents, and nth roots.
Hirokazu Komatsu
Use , customize size and position, adjust
Use an with customizable size, position, and color settings. Perform calculations up to 15 digits. Challenge addition, subtraction, multiplication, and division problems. Adjust bead sounds and screen orientation for horizontal use.
Michael YOUNG
Adjust sliders and calculate correlations
Calculate between two or three sets of numerical data. Input data via slider or keypad for precise values. View results and analyze relationships between datasets.
Stoyan Hristov
Learn numbers and add
Can practice and subtraction up to 10 with interactive exercises. Learn numbers in order through visual activities. Complete challenges to strengthen mental skills and build confidence in early mathematics.
Markus Ruh
Memorize objects, numbers, and facts
Learn memory techniques to improve recall of objects, numbers, and information. Practice memorization through structured exercises and visualization. Track progress and review material for reinforcement.
Matthew Bognar
Calculate probabilities, plot distributions, and find percentiles
Calculate probabilities and percentiles for normal, t, chi-square, F, exponential, gamma, beta, log-normal, Pareto, and Weibull distributions. Plot density functions for these distributions.
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