フラッシュ暗算

筆算の手順を教えてくれる算数教材

Interactive Magic Using Binary Number System

Mathematical Formula Reasoning Puzzle Game

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.

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.

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

子どものタスク管理のためのスタンプカードアプリ

It is an ultra-high-speed English-Japanese and Japanese-English dictionary.

A number puzzle game where you use four numbers with "+-×÷" to make the answer 10. Aim for a high score with insight and calculation skills!

オフラインで遊べる暇つぶしゲームです。

みんなもきっと、目からレーザー出したいはず。俺がそうだから

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.

パチッとおして、ピカッとひかる！ドラムパッドみたいなボタンが最高にきもちいい、きみだけの算数トレーニングマシーン！たし算からわり算まで、ゲームをクリアするみたいに楽しくて計算パワーがバク上がり！

ゆるふわにtodo 管理したい人のためのツール

どんな精算も、wariwariですっき

When you choose one color, it generates a color palette that matches that color.

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

Quiz × Matching App

A game where you compete to see how large you can make numbers. Since we've prepared a time attack mode and a ranking for growth curve increases, you should be able to enter the top ranks even if you start later. This also serves as debugging.

ランダムで適当な早退理由を作れます

A Sudoku puzzle that presents new problems daily in three difficulty levels. Simple operation through swipe-based number input. A memo function for unconfirmed candidates provides the same usability as solving puzzles on paper.

It is a web application that allows you to learn system English vocabulary from a personal computer or smartphone.

Over 5000 problems!