bin-magic | 2進数で作る数取りマジック

自動筆算プログラム PaperCalc

筆算の手順を教えてくれる算数教材

フラッシュ暗算

自分の実力に合わせてフラッシュ暗算が出来ますよ！

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.

BINGO Number Generator

スマホでもパソコンでも使えます。

Web Logic Simulator

Just a circuit simulator. You can make calculators, games, anything.

IMAGINARY WORLD

Your imagination sets the world in motion.

calc4pro

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.

ap12's ToolBox

開発者向けの様々な細かいツールを集めたwebサイトです。

Re:Babel

論文特化の複雑な数式も対応している、超高精度な翻訳アプリです！

変換くん

ブラウザの端末内でファイルを変換するサイト

Reversi X

This is a Reversi app that you can easily play in a web browser. You can play online matches with friends, and it also features a CPU battle mode where you can enjoy playing alone at your own pace.

Engcard

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

Calcule - Math Puzzle Game | heavymoons

Mathematical Formula Reasoning Puzzle Game

I'll decide which one by flipping a coin!

This is an app that decides between two choices by coin toss.

Compound Rush

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.

シス単マスター

That system makes English words easy on your smartphone!

見た目でズバリ分かる 応答速度チェッカー

col72 — Punch Card Simulator

I created a website where you can type FORTRAN-style language into IBM 029 punch cards on your browser and run it! As you type, holes open one by one in the card, and when you submit the deck, the results are printed on an IBM 1403 line printer.

Color Palette generator

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

Extreme Reversi 27

マスによって獲得点数が異なるリバーシです。 27にこだわるのか、あくまで普通に打つのか・・・ 戦略はあなた次第です。

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

Experience classic penny arcade games in your browser

Super retro game!

退職届ジェネレーター

ランダムで適当な退職理由を作れます

Make 10

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!