Martin

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Member for
6 years 1 month

Latest Posts and Comments

Title Type Comments Updated
Multiplication by 11 Forum topic 2 5 years 5 months ago
Big challenge on pi! Forum topic 5 6 years 2 weeks ago
The best Methods Mental Math Forum topic 15 3 months 2 weeks ago
Memorizing information from textbooks. Ideas? Forum topic 13 2 years 10 months ago
Giordano Memorization System (GMS) - The "Scientology of memory systems"? Forum topic 38 10 months 1 week ago