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K**I
Mathematics
The World of Mathematics is an interesting book. It discusses the history and the mathematicians themselves. Designed for use by a variety of ages, though some of the concepts are quite advanced. You can read it as a math book, answering the questions, or as a story book reading just for the stories of the mathematicians and their discoveries. The combination makes it diversely useful. (son, Kyler, 17)
M**H
Interesting supplement to morning reading!
I am using this as a supplement to my homeschooling reading with my children. I have a 7.5yo and it is a little above his level of understanding, but still very interesting.
F**M
Good for upper elementary age homeschool
Just okay.Best part were the stories.
J**A
Wonderful!
This series is wonderful. I love the Biblical references throughout it. My kids get to learn real facts without being indoctrinated with someone's theory.
C**R
Satisfied Customer
The item matched the description and arrived within a satisfactory time period. I am a satisfied customer and would buy again.
T**N
a good text!
Some texts are written to enhance the authors' standing in acadamia.Others are written to help the student.This one is the latter!
A**R
Five Stars
Product as expected, fast service
D**E
Interesting & easy to understand
"Exploring the World of Mathematics" is a history of the development of mathematics with some instruction on how to do the various types of math worked in. (Chapters 5, 9, and 10 were more focused on math instruction than history.)The text was engaging and easy to understand. Much of the book was suitable for middle schoolers, though some chapters were more high school level. There were useful black and white charts and illustrations. At the end of each chapter, there were 10 questions--most tested if you learned the important points in the chapter, but some were math problems based on what was learned. The answers were in the back.The book occasionally referred to things in the Bible, like explaining the cubit as an ancient measurement of length. The author had math start with the ancient Egyptians (since, according to him, it wasn't needed before then because people were roaming herders). It also referred to a Sumerian counting system that started back in 3300 B.C.Overall, the book was interesting and well-written. I'd recommend it to those interested in an overview of the development of mathematics or to those desiring to teach their children math in an interesting way.Chapter 1 talked about ancient calendars (how days, months, and years were calculated in various cultures) and how the modern calendar was developed. Chapter 2 talked about marking the passage of time (including how & why people started counting hours, minutes, and seconds). Chapter 3 talked about the development of weights and measures from ancient ones to modern non-metric systems. Chapter 4 talked about the development of the metric system (mostly weight, length, capacity, and temperature).Chapter 5 talked about how ancient Egyptians used basic geometry to build pyramids and survey farm land. Chapter 6 talked about how ancient Greeks continued to develop mathematics. Chapter 7 talked about the different systems and symbols for numbers in various cultures and times. Chapter 8 talked about number patterns (like odd, even, prime, Fibonacci numbers, square numbers, and triangular numbers).Chapter 9 talked about mathematical proofs, decimal points, fractions, negative numbers, irrational numbers, and never-ending numbers. Chapter 10 talked about algebra and analytical geometry. Chapter 11 talked about network design, combinations & permutations, factorials, Pascal's triangle, and probability. Chapter 12 talked about the development of counting machines, from early mechanical calculators to modern digital calculators. Chapter 13 talked about the development of modern computers. Chapter 14 gave some math tricks and puzzles.
A**R
Five Stars
Very good book.
S**K
Educational and interesting!
This book is educational and interesting at the same time. Very informative. I love the little test that comes at the end of each chapter to ensure and re-inforce what has been learned. This series of books provide truth for our children.
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