Bøger i Spectrum serien

Mathematical ideas have an aesthetic appeal that can be appreciated by anyone who has the time and dedication to investigate. In this book readers will discover exciting mathematics topics from complex numbers to arithmetic progressions, from Alcuin's sequence to the zeta function, and from hypercubes to infinity squared.

A historical introduction to non-Euclidean geometry that guides readers step-by-step through a new translation of Lobachevski's groundbreaking book, The Theory of Parallels. It can be used as a primary text, or as supplementary reading, for courses in geometry or in the history of mathematics.

This book picks up the history of mathematics from where Sherlock Holmes in Babylon left it. The 40 articles of Who Gave You the Epsilon? continue the story of the development of mathematics into the nineteenth and twentieth centuries. It is ideal for those interested in the history of mathematics.

This collection of sixteen original essays is the first to explore a range of new developments in the philosophy of mathematics, in a way mathematicians will understand. Coverage includes emerging questions in the field as well as recent thinking on classical ideas, all relevant to the teaching of mathematics.

A remarkable collection, which discusses not only Euler's well-known achievements in pure mathematics, but also his contributions in many other areas, from astronomy to music. Even readers already familiar with Euler and his work will find here much to enhance their appreciation of this extraordinary scientist and human being.

A collection of the best from Mathematics Magazine. There is history of mathematics (including algebraic, numbers, inequalities, probability, quaternions, and group theory) and history of mathematicians (Hypatia, Gauss, E. T. Bell, Hamilton, and Euler). This book features award-winning articles from a star-studded list of authors.

Describing Euler's early mathematical works, this book is a portrait of the world's most exciting mathematics between 1725 and 1741, rich in technical detail. Woven with connections within Euler's work and with the work of other mathematicians in other times and places, laced with historical context.

The 99 points of intersection presented here were collected during a year-long search for surprising concurrence of lines. For each example we find compelling evidence for the sometimes startling fact that in a geometric figure three straight lines, or sometimes circles, pass through one and the same point.

The anthology is a collection of articles written by renowned mathematicians of the twentieth century. The articles span roughly a century in time and a wide range in subject. They are by mathematicians acknowledged by their peers as outstanding creators whose work has added richly to the discipline.

The Spectrum(R) Writing Workbook for first grade features 112 pages of focused practice that guides blossoming writers through the writing, proofreading, and editing process to create a strong foundation for communication and school success.

The Spectrum(R) Writing Workbook for second grade features 112 pages of focused practice that guides beginning writers through the writing, proofreading, and editing process to create a strong foundation for communication and school success.

The Spectrum(R) Vocabulary Workbook for third grade features 160 pages of progressive lessons, strategies, and test-taking practice to help students expand their vocabulary and to improve their communication and reading comprehension skills.

The Spectrum(R) Spelling Workbook for second grade features 208 pages of progressive lessons and fun, full-color puzzles and riddles that help students strengthen their spelling skills.

1st Grade Spelling Workbook for kids ages 6-7Support your child's educational journey with Spectrum Grade 1 Spelling Workbook that teaches basic grammar and vocabulary skills to 1st grade students.1st Grade Spelling Workbooks are a great way for students to learn basic phonics skills such as alphabet learning, basic sight words, handwriting practice, and more through a variety of activities that are both fun AND educational!Why You'll Love This First Grade Spelling WorkbookEngaging and educational sight words and handwriting practice. "Tracing and writing alphabet letters", "Tracing and writing sight words", and "Finding the misspelled words" are a few of the fun activities that incorporate spelling practice into everyday settings to help inspire learning into your child's curriculum.Testing progress along the way. Lesson reviews are included to test student knowledge. A dictionary and answer key are included in the back of the spelling book to track your child's progress along the way before moving on to new and exciting lessons.Practically sized for every activity The 184-page activity book is sized at about 8 1/2 inches x 10 3/4 inches--giving your child plenty of space to complete each exercise.About Spectrum For more than 20 years, Spectrum has provided solutions for parents who want to help their children get ahead, and for teachers who want their students to meet and exceed set learning goals--providing workbooks that are a great resource for both homeschooling and classroom curriculum.The First Grade Workbook Contains: 31 lessons full of vibrant activities and illustrationsLesson reviews, an English dictionary, and answer keyPerfectly sized at about 8 1/2" x 10 3/4"

The Spectrum(R) Science Workbook for fifth grade features 144 pages of compelling passages that introduce, review, and reinforce the skills that students need to thrive in science.

The Spectrum(R) Reading Workbook for second grade features 174 pages of illustrated fiction, informational texts, and engaging exercises that strengthen students' ability to understand, process, and analyze text.

The Spectrum(R) Reading Workbook for first grade features 158 pages of fiction and non-fiction reading passages and engaging exercises that strengthen students' ability to understand, process, and analyze text.

The Spectrum(R) Writing Workbook for eighth grade features 144 pages of focused practice that guides blossoming writers through the writing, proofreading, and editing process to create a strong foundation for communication and school success.

The Spectrum(R) Sight Words Workbook for kindergarten features 160 pages of exciting activities and engaging practice that ease young learners into fluent reading.

The Spectrum(R) Vocabulary Workbook for fifth grade features 160 pages of progressive lessons, strategies, and test-taking practice to help students expand their vocabulary and to improve their communication and reading comprehension skills.

Science News publishes a weekly column devoted to 'cool stuff' from the world of mathematics. New developments and their applications, old puzzles revisited, famous problems and historic events have all featured. Ivars Peterson has enhanced and updated a selection of articles for this book.

Supporting your child's educational journey every step of the way, Spectrum provides specific support in the skills and standards that your child is learning in today's classroom. Comprehensive, grade-specific titles to prepare for the year ahead. Subject-specific practice to reinforce classroom learning. Skill-specific titles to enrich and enhance educational concepts. Test preparation titles to support test-taking skills. No matter your need, Spectrum is with you every step of the way.

Supporting your child's educational journey every step of the way, Spectrum provides specific support in the skills and standards that your child is learning in today's classroom. Comprehensive, grade-specific titles to prepare for the year ahead. Subject-specific practice to reinforce classroom learning. Skill-specific titles to enrich and enhance educational concepts. Test preparation titles to support test-taking skills. No matter your need, Spectrum is with you every step of the way.

The Spectrum(R) Multiplication Workbook for third grade features 96 pages of focused practice designed to completely support and challenge students to master multiplication.

Spectrum Word Problems is the perfect reinforcement of the problem solving skills students are learning in the classroom and for standardized test preparation. It provides clear examples of how the math skills students learn in school apply to everyday life with challenging, multi-step word problems, skills that are essential to proficiency with the Common Core State Standards. Grade 2 Spectrum Word Problems includes practice for essential math skills, such as: adding and subtracting up to 100; place value; reading and writing numbers up to 100; adding and subtracting more than two numbers; measuring lengths and plotting graphs; telling and writing time; solving word problems involving money; and recognizing and drawing shapes.

Supporting your child's educational journey every step of the way, Spectrum provides specific support in the skills and standards that your child is learning in today's classroom. Comprehensive, grade-specific titles to prepare for the year ahead. Subject-specific practice to reinforce classroom learning. Skill-specific titles to enrich and enhance educational concepts. Test preparation titles to support test-taking skills. No matter your need, Spectrum is with you every step of the way.

Supporting your child's educational journey every step of the way, Spectrum provides specific support in the skills and standards that your child is learning in today's classroom. Comprehensive, grade-specific titles to prepare for the year ahead. Subject-specific practice to reinforce classroom learning. Skill-specific titles to enrich and enhance educational concepts. Test preparation titles to support test-taking skills. No matter your need, Spectrum is with you every step of the way.

Spectrum provides specific support in the skills and standards that your child is learning in today's classroom: comprehensive, grade-specific titles to prepare for the year ahead; subject-specific practice to reinforce classroom learning; skill-specific titles to enrich and enhance educational concepts; and test preparation titles to support test-taking skills. No matter your need, Spectrum is with you every step of the way.