Extenics in Higher Dimensions

How to Solve It: A New Aspect of Mathematical Method

Problems with and without … Problems! (Translated from French)

Logically Fallacious: The Ultimate Collection of Over 300 Logical Fallacies (Academic Edition)

Nidus idearum. Scilogs, II: de rerum consectatione

An Illustrated Book of Bad Arguments: Learn the Lost Art of Making Sense (Bad Arguments)

Nidus Idearum. Scilogs, I: de neutrosophia

Fast Math: Learn the Secrets of Mental Math: By Using Vedic Math and Other Math Tricks to Perform Mental Calculations from Multiplication to Percentages without Calculators

Proposed Problems of Mathematics, Vol. II, Second edition - entirely translated to English

Only Problems, not Solutions!

536 Puzzles and Curious Problems

Proceedings of the First International Conference on Neutrosophy, Neutrosophic Logic, Neutrosophic Set, Neutrosophic Porbability and Statistics: Www. Gallup. Unm. Edu/~Smarandache/NeutrosophicProceedings. Pdf

Foundations and Fundamental Concepts of Mathematics

Definitions, Solved and Unsolved Problems, Conjectures, and Theorems in Number Theory and Geometry

Logic: A Very Short Introduction: Edition 2

Nidus Idearum. Scilogs, III: viva la neutrosophia!

That's Maths: The Mathematical Magic in Everyday Life

Proposed Problems of Mathematics, Vol. II

The Canterbury Puzzles and Other Curious Problems