- K-12 Mathematics Education in Israel
- K-theory
- Karl Marx and Mathematics
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- Kernel Smoothing
- Kernel Smoothing in Matlab: Theory And Practice of Kernel Smoothing
- Kernel-based Approximation Methods using MATLAB
- Key Ideas on Randomness
- Key Stage 2 & Key Stage 3 Maths
- Key Stage 2 and Key Stage 3 Mathematics
- Key Stage 3 Maths Interactive Practice Papers
- Kibena and The Math Rats
- Kids Math - First Grade
- Kids Math Grade 2
- Kindergarten Math Book
- Kinematics of General Spatial Mechanical Systems
- Kitten
- Kleine Einführung in die Harmonik
- Kniha plná Hlavolamov, Hádaniek a Optických ilúzií
- Knock-Out Blackjack Revised and Expanded
- Knot Projections
- Knot Theory
- Knots and Physics
- Knots, Braids And Mobius Strips - Particle Physics And The Geometry Of Elementarity: An Alternative ...
- Knowing and Teaching Elementary Mathematics
- Kochański and the Circle
- Komplexität
- Konštruktivizmus vo výchove a vzdelavaní pre každého
- Kritik an Black Swan
- Kronecker Products and Matrix Calculus with Applications
- Książka o Niczym
- Księga matematycznych tajemnic
- Kurzweil–Stieltjes Integral
- Kwadraten, wortels en letters
- Kwadratura koła. Ekierka Binga
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