10月14日 的 Abacus Kids - Mental Math 應用程式分析

Abacus Kids teaches children aged 4 to 14 to do mental math in their head — using the abacus method that top schools across Asia have trusted for over 2,000 years. Structured learning. Real curriculum. No ads. Free to start. ━━━━━━━━━━━━━━━━━━━━━ IS YOUR CHILD STRUGGLING WITH MATH? ━━━━━━━━━━━━━━━━━━━━━ Or perhaps they are doing fine — but you sense they could be much further ahead? The abacus is not a toy. Children who learn it develop stronger number sense, better memory, and faster mental calculation than their peers. Countries like Japan, China, India, and Malaysia have abacus classes in schools because the research is clear. Abacus Kids brings that same structured, proven method to your phone — free to start. ━━━━━━━━━━━━━━━━━━━━━ A CURRICULUM THAT GROWS WITH YOUR CHILD ━━━━━━━━━━━━━━━━━━━━━ LEVEL 1 — BEAD BASICS (Age 4–6) 5 lessons · Learn, Practice & Quiz phases → What is an abacus? Parts, beads, values → Numbers 1–4 (earth beads) and 5–9 (heaven bead) → Place value — tens and ones → Numbers up to 99 LEVEL 2 — ADDITION & SUBTRACTION (Age 6–8) 10 chapters — direct operations first, then formulas → Earth & heaven bead add/subtract (no formula needed) → Meet the Formulas — WHY and WHEN (theory chapter) → Small Friend · Big Friend · Family formulas (+/−) LEVEL 3 — SPEED & MENTAL MATH (Age 8–10) 5 modes focused on speed and visualisation → Guided Series · Semi-Anzan · Full Anzan → Speed Drill (60 seconds) · Flash Challenge (Easy–Expert) LEVEL 4 — TIMES TABLES (Age 10+) → ×1 to ×20 table practice — formal exam style ━━━━━━━━━━━━━━━━━━━━━ ABACUS PRACTICE — 8 FULL LEVELS ━━━━━━━━━━━━━━━━━━━━━ All 4 operations · 20 problems per set · 3 modes: • STEP BY STEP — guided with bead direction arrows and formula hints • FINAL ANSWER — child sets the final answer independently • FORMAL EXAM — timed, 20 questions, score saved to history ━━━━━━━━━━━━━━━━━━━━━ ANZAN — MENTAL MATH WITHOUT THE ABACUS ━━━━━━━━━━━━━━━━━━━━━ Custom Challenge Mode — build a mental math session your way: • 5 to 20 questions · 2 to 6 digit numbers • Flash on screen, speak aloud, or both • Variable gap speed between questions No abacus. No paper. Pure mental calculation. ━━━━━━━━━━━━━━━━━━━━━ EXAM & EXERCISE PRACTICE ━━━━━━━━━━━━━━━━━━━━━ EXAM: All 4 operations · Beginner to Expert · MCQ format · Timed · Result saved EXERCISE: Choose digit count, lines, time target · Answer via abacus or keypad · Result saved ━━━━━━━━━━━━━━━━━━━━━ MATH GAMES THAT TRAIN THE BRAIN ━━━━━━━━━━━━━━━━━━━━━ • Speed Compare • Balloon Pop • True or False • Math Bingo • Missing Operator • Equation Match • Magic Square • Merge 2048 • Place Value Builder • Clock Master • Calcudoku • Cross Math • Number Path • Kakuro Kids • Number Detective • Number Snake ━━━━━━━━━━━━━━━━━━━━━ FULL HISTORY & VISIBILITY ━━━━━━━━━━━━━━━━━━━━━ Every exam, exercise, and challenge is saved with score, time, and date. Sit with your child and review together. Real numbers — not a progress bar. Real accountability. Real motivation. ━━━━━━━━━━━━━━━━━━━━━ FREE TO START. ALWAYS. ━━━━━━━━━━━━━━━━━━━━━ Level 1 is fully free. No trial countdown. No credit card required. Premium unlocks: → All 4 learning levels → All 8 abacus practice levels → All exam types and difficulties → All exercise variants → Custom Challenge Mode (anzan training) → All 4 math games and all board sizes → Unlimited result history → All app settings and customisation Plans: Weekly · Monthly · Yearly · Lifetime ━━━━━━━━━━━━━━━━━━━━━ NO ADS. NOT NOW. NOT EVER. ━━━━━━━━━━━━━━━━━━━━━ No banner. No pop-up. No video. Free or premium — your child's concentration is never interrupted. ━━━━━━━━━━━━━━━━━━━━━ Download free. Start today. The earlier a child learns the abacus, the further ahead they stay.