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THEORY OF INSTRUCTION: PRINCIPLES AND APPLICATIONS By Siegfried Engelmann VG

“Theory of Instruction: Principles and Applications by Siegfried Engelmann is a comprehensive textbook published by ADI Press in 1991. This educational book covers teaching methods and materials in a general sense, providing insights and practical applications for educators. With a hardcover format and 385 pages, it offers valuable insights for those interested in improving their […]

INFORMAL GEOMETRY By Stanley A. Smith & Charles W. Nelson – Hardcover EXCELLENT

The product is a textbook titled “Informal Geometry” authored by Stanley A. Smith & Charles W. Nelson. Published by Addison-Wesley Longman, Incorporated in 1992, the book covers the subject area of Mathematics and specifically focuses on Geometry / General. It is a hardcover edition illustrated in English and measures 8 inches in length, 10 inches […]

Complete GED Prep & Study Guide 2026 – 2027: User-Friendly Review Notes and Exte

The Easy and Fun Way to Learn GED 2026–2027. If preparing for the GED has ever felt overwhelming, exhausting, or downright confusing, this book is here to flip the script. Instead, you’ll experience a refreshing blend of one-page lessons, simple explanations, and fun worksheets and activities to help every concept stick — exactly as outlined […]