Best Combinatorics Books of 2025

The Math Practice Workbook Grades 6-8 by Brain Hunter Prep is an award-winning workbook that provides comprehensive practice questions covering a wide range of topics encountered in middle school. The workbook is perfect for students in 6th, 7th, and 8th grade and is aligned with all Common Core State Standards. The topics covered in the workbook include arithmetic, algebra, geometry, measurement, probability, and statistics. The workbook is authored by certified elementary school teachers, making it an excellent supplementary resource for students. Overall, the Math Practice Workbook Grades 6-8 is an excellent resource for parents, teachers, and students looking to improve their math skills in middle school.

The 6th grade Math Workbook: CommonCore Math Workbook is a highly recommended practice workbook for students based on Common Core State Standards. The book includes multiple chapters and units covering all the required Common Core Standards for this grade level. The questions are divided into chapters and sub-topics, which help students identify their trouble spots and fix them. The book also includes 2 comprehensive full-length tests, detailed step-by-step answers, and practice questions of all types. Ace Academic Publishing, in partnership with Prepaze Educational Workbooks, brings exclusive educational content to the book. Overall, this workbook is an excellent resource for students to practice and prepare for the Common Core standardized exams with confidence.

This book, 1000+ Sudoku Puzzles for Adults, is a great collection of medium to hard Sudoku puzzles for intermediate to advanced players. The book includes over 1000 puzzles, with 504 medium and 504 hard puzzles, making it a perfect choice for those who love challenges. It is a light book and easy to work with, with step-by-step solutions and hints when players get stuck. The book also includes tutorials for learning the most common solving techniques and warm-up puzzles to get started. Overall, this book is an excellent gift for Sudoku enthusiasts looking to take their skills to the next level.

The sixth edition of "Proofs from THE BOOK" by Martin Aigner and Günter Ziegler features a new chapter on Van der Waerden’s permanent conjecture and additional proofs in other chapters. The book has received high praise for its ability to present complex mathematical concepts in an accessible and enjoyable way for readers of all levels. The authors' passion for mathematics shines through in their carefully selected examples and clear explanations. This book is a valuable addition to any mathematician's library and a testament to the beauty of mathematical proofs.

This Sudoku book is an excellent brain training tool for adults with 1200 puzzles of varying difficulty levels, including solutions and solving techniques. It is an ideal way to keep the elderly and kids occupied and minimize screen time. The puzzles are large enough to write multiple numbers and have a large font for easy readability. The book is made with high-quality thick paper for easy erasing and correction. Additionally, it comes with rules and solving techniques for novice players. Overall, this book is a great mental exercise that improves memory, brainpower, and concentration while promoting healthy competition and family entertainment.

The Kindergarten Math Workbook is a comprehensive guide for children aged 5-7 to learn basic math concepts such as number recognition, addition, subtraction, time, money, and more. The book is designed by a kindergarten teacher and contains the latest pedagogy methods to help children build confidence in maths. The workbook includes various activities such as tracing numbers, working with shapes and patterns, measuring, and solving word problems. Parents can get involved in their child’s learning through this practical math workbook and improve their academic performance. Overall, this book is an excellent resource for parents who want to help their children with early math skills.

The 7th Grade Math Workbook: Common Core Math Workbook is an excellent resource for students looking to prepare for the Common Core State Standards exam. The book covers all the required topics for this grade level with high standards of questions, including multiple-choice, fill-in-the-blank, true or false, match the correct answer, and free-response questions. The workbook is recommended by teachers and includes detailed step-by-step answers to help students understand the topics and gain confidence in solving similar problems. Additionally, the book includes 2 comprehensive full-length tests to practice the entire syllabus. Overall, this is a great workbook that identifies trouble spots and helps students overcome any deficiencies in their understanding of critical concepts.

The Funster 1,000+ More Sudoku Puzzles Easy to Hard is a fantastic collection of puzzles suitable for all levels, from beginners to experts. The book includes 330 easy, 342 medium, and 330 hard puzzles, each expertly crafted with accurate skill levels. The puzzles are printed in a bigger font than most newspapers and magazines, making them easy to read, and the paper quality is excellent. The wide margins make it easy to tear out the puzzles, and the book includes free bonus puzzles that readers can download. Overall, this book is an excellent choice for Sudoku enthusiasts looking for a wide range of puzzles to challenge their skills.

For Sudoku enthusiasts seeking a challenge, "Sudoku Book for Adults: 250+ Ambitious Puzzles | Medium to Hard | With Solutions | Vol. 1" is an excellent choice. With over 250 unique puzzles, ranging from medium to hard difficulty levels, this book is sure to keep players engaged for hours. The book is printed on high-quality paper, making it easy to write and erase, and is perfect for travel with its compact 6x9-inch size. Solving Sudoku puzzles can improve cognitive skills, and this book serves as a stress-reliever, making it a great addition to any puzzle book collection. Overall, this book is an excellent choice for Sudoku fans looking for a challenge.

This Sudoku book is an ideal brain training tool for beginners to experts. It contains over 400 large print puzzles of varying difficulty levels, with solutions and solving techniques provided at the end. The book offers a great way to keep the kids and elderly busy, minimize screen time, and boost logical and quick-thinking skills. The large font and boxes make it easy to play without eyestrain, and the high-quality thick paper allows for frequent corrections. Overall, this book is a fun gift and entertainment for the whole family, promoting healthy competition and enhancing brainpower.