The Right Start Mathematics Level G Lessons and Solutions Books Geometric, authored by Joan A. Cotter, are textbooks designed for elementary school students. Published by Activities for Learning, these spiral-bound books focus on the subject area of mathematics in a beginner level format. The English-language books are made in the United States and provide lessons and solutions for students to learn geometric concepts. Perfect for students looking to build a strong foundation in mathematics, these books offer a personalized learning experience for young learners.