MathSprint vs 19×19

Mental Math is a fun math trainer built for kids aged 6-12, making mental arithmetic practice easy and enjoyable. Key Features - Practice Mode: choose 5/10/20 questions or unlimited free practice, with instant feedback - Timed Challenge: solve as many as you can in 60 seconds - Listening Mode: questions are read aloud without showing the expression, training mental listening skills; adjustable speech speed and voice - Flexible Difficulty: number range (within 10/20/100/1000/10000) × operations (add/subtract/multiply/divide, multi-select) × steps (from 2 to 20 numbers) - Fixed Presets: Starter, Advance, Challenge, Multiply Sprint, Mental Master Highlights - Kid-friendly UI: big text, bright candy colors, large buttons, gentle animations - Columnar Display: long expressions split into two columns with optional row numbers; hide the keypad for full-screen viewing - Auto-generated Questions: unlimited, results stay in range, subtraction never negative, division always exact - Retry Mistakes: re-practice the questions you got wrong in one tap - Statistics Report: track sessions, accuracy, and a 7-day trend - History: every session is saved automatically; review all questions anytime - Supports English and Chinese, fully offline, no ads, no in-app purchases

Build confidence with multiplication from 1 to 19 through short lessons, practice, and review. A 10-DAY LEARNING PLAN Learn 190 fact pairs, organized by calculation method across 10 lessons. Swapping the factors covers all 361 ordered combinations. Explore doubling, breaking numbers into tens and ones, and working back from 20. ASSESSMENT AND REVIEW Start with an optional 20-question assessment. Spaced review uses your answers to bring back facts that need practice, with mistakes and due facts taking priority. FORWARD AND REVERSE PRACTICE Find the product: 12 × 13 = □ Find the factors: 156 = □ × □ Choose either mode or mix them. Factors range from 1 to 19. Both factor orders are included, and reverse questions accept any valid factor pair within that range. YOUR PACE, YOUR TIMER The default is 5 seconds per question. Choose 3, 5, 6, or 10 seconds, or set a limit from 1 to 30 seconds. Practice 20, 50, 100 questions, or the full question bank. Correct answers receive brief feedback before the next question appears automatically. PERSONAL RESULTS Track scores, accuracy, answer time, and individual responses. Compare completed sessions with matching settings on a leaderboard stored on your device. OFFLINE AND SIMPLE Made for iPhone and iPad running iOS 18 or later. No account, ads, in-app purchases, or subscriptions. Available in Simplified Chinese, Traditional Chinese (Hong Kong), English, Japanese, Korean, Arabic, German, Austrian German, French, Polish, Danish, Vietnamese and Thai. Progress and results are stored on your device. In-app cloud sync is not available, and deleting the app may erase your records. The 10-day plan is a course structure, not a guarantee of mastery. Continue practicing and reviewing at your own pace. Now also available in Modern Standard Arabic, with right-to-left layout and selectable numeral styles.