16 books • 1 series
The Circle
Problem-Solving Strategies in Mathematics
Mathematical Curiosities
Geometry, Its Elements and Structure: Second Edition
Challenging Problems in Geometry
Challenging Problems in Algebra
The Glorious Golden Ratio
Advanced Euclidean Geometry
Exemplary Practices for Secondary Math Teachers
Teaching Secondary Mathematics
Math Wonders to Inspire Teache
Math Wonders to Inspire Teachers and Students
Problem-Solving Strategies for Efficient and Elegant Solutions, Grades 6-12
Mathematisches Fachworterbuch
Excursions in Advanced Euclidean Geometry
Math Motivators! (Mathematics Motivators S)