📄 PDF Download — 252 pages · 30 units
A complete home-based alternative to Kumon — designed by qualified math educators, used by 100,000+ families worldwide. No driving. No waiting. No $150/month fees.
Your child is 11 or 12 years old — Grade 6, the final year of primary school. The math they master here determines how well they cope with secondary school algebra, geometry, and statistics.
Level 9 covers the complete Grade 6 timed curriculum: positive and negative numbers, operations with fractions, decimals and equations, and geometry. 252 pages, 2,436 problems, 30 units — the most comprehensive level in the program.
Children who complete Level 9 are genuinely prepared for secondary school mathematics.
One-time payment · Instant PDF · Print for all your children · Yours forever
Not all timed math practice is equal. Here is what makes this different.
Each unit has a time target. When your child hits it — they move up. This is the same principle Kumon uses, except it costs $10 instead of $150/month and happens at your kitchen table.
Unit 2 builds on Unit 1. Unit 15 builds on Units 1–14. Your child does not move up until they have truly mastered each concept. This is how real math confidence is built.
Every problem was designed by experienced educators — not outsourced. We spent 3 years developing this system with leading math curriculum experts. The sequence is tested and proven.
Built-in assessments and a full answer key throughout. You do not have to guess whether your child has understood — the workbook tells you clearly after every unit.
One unit per session. Short enough to hold a 3–4 year old's attention. Consistent enough to build real mastery over weeks. No long sessions, no burnout, no tears.
One PDF. Print it for your Nursery child today and your next child in two years. No subscription, no per-child fee, no expiry. $10 once — yours to keep forever.
Preview any unit before buying. Or get all 30 units and save 83%.
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We were Kumon parents ourselves. Here is exactly why we left — and what we built instead.
We enrolled our children in Kumon — and within a few months we discovered serious problems. $150 to $250 per month, per child. Driving twice a week. Waiting 1–2 hours in crowded waiting rooms while 50 to 100 children worked in a single room with tutors who, in many cases, were high school or college students — not qualified educators.
We left Kumon and spent the next 3 years working with leading math educators to build a better system. Timed. Leveled. Structured. Everything that made Kumon effective — without the cost, the driving, and the frustration.
The result is what you are looking at right now.
💡 The average Kumon family spends $1,200–$3,000 per year. Level 1 costs $20. Once.
Over 100,000 parents have used Mental Math Worksheets. Here is what a few of them said.
"We were paying $180 a month for Kumon. My daughter was bored and we were exhausted from the driving. We switched to Mental Math Level 1 and within two weeks she was more engaged than she had ever been at Kumon. The timed format makes it feel like a game."
"I homeschool my son and was looking for something structured that I could use without being a math expert myself. Level 1 is perfect — the instructions are clear, the progression makes sense, and he loves working through the timed units."
"$10 for a full level is extraordinary value. We have three children and just print the same worksheets for each of them. In two years we have spent $50 total — that is less than one month of Kumon. The results have been better."
Instant PDF download. 252 pages. 30 timed units. No driving. No waiting. No $150/month.
252 pages · 30 units · 2,436 problems · Answer key included · Print for all your children