座標タイムアタック vs Abacus Practice

「座標」をテーマにしたモグラ叩きのようなゲームです。 表示された座標に対応するボタンをすぐにタップしよう！ どっちがxでどっちがy？どっちが正でどっちが負？なんてこともなくなります。 学習だけでなく、普段の脳トレにもどうぞ。 ◯２つのゲームモード ・10問タイムアタック 問題は10問あります。どれだけ早く正解できるか挑戦します。 全問正解のとき、最速タイムが記録されます。 ・正解数チャレンジ 30秒以内にどれだけの問題に正解できるか挑戦します。 連続正解数に応じてタイムボーナスが加算されます。 10問連続正解で連続正解のボーナスはリセットされます。 ◯ツイッターシェア機能 ゲーム終了時にツイッターシェアができます。 仲間や友人との切磋琢磨にどうぞ。 ◯学校の先生にもオススメ 数学の授業内で使ったり、宿題としてゲームを出す、なんていうのもオススメです。

Build an answer with beads. Check it, then try your mistakes again. Abacus Practice brings Japanese soroban and mental arithmetic practice to iPhone and iPad. Use the on-screen abacus, work with your own physical soroban, or answer mentally. LEARN AND PRACTICE • 16 introductory lessons with bead movement demonstrations • Addition, subtraction, multiplication and division • Flash mental arithmetic with adjustable speed and column-style drills • Answer checking, per-question results and mistake-only review • Start another session with your previous practice settings CREATE YOUR OWN DRILLS Generate problems from selected conditions and practice them in the app. Timed mock exams show answer progress and scores by subject. These are practice formats based on Japanese soroban exams, not official examinations or a guarantee of passing. FIND YOUR FAVORITE BEADS The standard wooden beads have a detailed natural texture. Pro adds skins including springy mint Jelly and transparent Glass, each with a distinct feel and sound. Try extra skins in the interactive preview before purchase. Sound, haptics and left-handed layout are adjustable. FREE AND PRO Introductory lessons, basic practice, a free abacus, and selected problem-generation and mock-exam options are available free. A one-time Pro purchase unlocks expanded practice conditions, advanced problem generation, PDF worksheet creation and sharing, additional exam levels, and extra skins. There is no monthly subscription. No account or ads. Practice records are stored on this device. Now available in Japanese, English, Simplified Chinese, Traditional Chinese and Korean. Screens, all 16 introductory lessons, instructions, purchases and restore, practice history and PDFs follow your app language. Change it directly in Settings > App language inside the app; your choice applies immediately. There are six skins in total: standard Amber is free; Pro adds Walnut, Red & Ivory, Indigo, Jelly and Glass. The free abacus uses a large landscape board with minimal controls so you can focus on moving the beads.