Math Adventures with ORMC, Level 1, Teacher's Companion: From Optical Illusions to Fighting Dragons

Math Adventures with ORMC, Level 1 is an enrichment course for children in grades two to four. ORMC stands for UCLA Olga Radko Endowed Math Circle. The Circle is a free Sunday math school for gifted children run by UCLA Department of Mathematics. The book is based on the lessons the authors have given at the Circle. This is a teacher's companion for the Level 1 workbook. There are 540 pages in the book. The format is 8.5" by 11" of color print. The book is not cheap, but nearly all the money goes to Amazon.