Flash mental arithmetic

Automatic Handwriting Calculation Program PaperCalc

An arithmetic teaching material that teaches the steps of written calculation

かけ算視覚化 Multiplication Visualizer

Let's feel the laws of multiplication with Greed and Steiner's multiplication circle! ‼️

bin-magic | 2進数で作る数取りマジック

Interactive Magic Using Binary Number System

Calcule - Math Puzzle Game | heavymoons

Mathematical Formula Reasoning Puzzle Game

見た目でズバリ分かる 応答速度チェッカー

zap number

It's a simple puzzle game where you tap adjacent numbers to "erase" them or "reduce them by subtraction." When the numbers are the same, they disappear; when they're different, the difference remains. After a certain number of operations, numbers rise up from the bottom, and when they reach the top row, the game is over.

Engcard

You can create your own original English vocabulary notebook on the web. The functionality is specialized for memorizing English words.

iconside — Icon Association Quiz

A guessing game quiz that everyone can play together

Shisu Tan Master

That system makes English vocabulary easy on your smartphone!

出題者 vs 回答者

It's a quiz game with game mechanics where you think for 1 minute per question and try to get a set number of correct answers. You can also create problem sets.

FLASH ENGLISH!!

This is an app where you can quickly study English vocabulary. It contains approximately 400 words.

BuzzQ - English Rapid-Fire Quiz App

Let's have fun learning English through quizzes!

Infinite Matrix Calculation

Matrix calculations in spare time

Welcome! - Sushi and Vegetable Pairing

Let's learn addition and subtraction up to 10 by intuition.

わたしのデイリーミッション

子どものタスク管理のためのスタンプカードアプリ

Easy Cipher Text App with Ads

An app that can turn sentences mixing hiragana, katakana, and alphabetic characters into "playable cipher texts" using five types of ciphers.

eye power laser

Everyone probably wants to shoot lasers from their eyes too. I know I do.

ASCII Art Logo Generator

You can easily generate ASCII art characters using symbols on a browser. We have prepared 4 types of ASCII fonts. All fonts are original creations.

Fluffy TODO

A tool for people who want to manage their to-do list in a relaxed and fluffy way

Math Training

Click and press, flash and light up! Drum pad-like buttons feel absolutely amazing—your very own arithmetic training machine! From addition to division, it's as fun as clearing a game, and your calculation power skyrockets!

sticker book

Let's create a digital stamp collection!

wariwari (割り割り)

Any settlement, wariwari and you're done.

calc4pro

This is a calculator that professionals should use. Let's get serious about what's in front of you. From custom formulas to ratio conversion.

Color Palette generator

Choose one color, and it generates a color palette that matches that color.