The Trachtenberg Speed System of Basic Mathematics
Product ID: 8208764
📚Step-by-step system for all ages
🧠Boosts IQ, memory & concentration
⏱️Master complex calculations in seconds
E£ 4704
1
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Description
🧮 Unlock your inner math wizard — faster, smarter, calculator-free!
- COGNITIVE POWER UP - Enhances memory, concentration, and IQ through unique mental exercises.
- CALCULATOR OBSOLETE - Outpace digital tools by visualizing entire solutions mentally.
- UNIVERSAL LEARNING CURVE - Clear, stepwise instructions suitable for children and adults alike.
- PROVEN EDUCATIONAL IMPACT - Transforms struggling learners into confident math wizards.
- LIGHTNING FAST MENTAL MATH - Perform multi-digit calculations in seconds without paper or calculators.
The Trachtenberg Speed System of Basic Mathematics is a revolutionary mental math method that enables users to perform complex arithmetic rapidly and accurately without traditional tools. Proven to boost cognitive skills and confidence, this step-by-step system is ideal for self-study by learners of all ages, turning even math-averse individuals into quick, confident calculators.
Specifications
| Best Sellers Rank | #76,307 in Books ( See Top 100 in Books ) #7 in Number Theory (Books) #30 in Counting & Numeration #62 in Popular & Elementary Arithmetic (Books) |
| Customer Reviews | 4.6 4.6 out of 5 stars (967) |
| Dimensions | 5.25 x 0.62 x 8 inches |
| ISBN-10 | 4871877094 |
| ISBN-13 | 978-4871877091 |
| Item Weight | 11 ounces |
| Language | English |
| Print length | 272 pages |
| Publication date | August 8, 2011 |
| Publisher | Ishi Press |
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