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4.36 / 5.0
22 Reviews
A smorgasbord of math puzzles, factoids, quotations, trivia, formulas, and much more Are you fascinated by numbers and want to learn more? does t...
View full details4.25 / 5.0
8 Reviews
A fascinating journey into the mind-bending world of prime numbers Cicadas of the genus Magicicada appear once every 7, 13, or 17 years. Is it ju...
View full details2.0 / 5.0
1 Review
Praise for Hal Hellman and Great Feuds in Mathematics"Those who think that mathematicians are cold, mechanical proving machines will do well to re...
View full detailsA visual journey to the intersection of math and imagination, guided by an award-winning author Mathematics is right brain work, art left brain, r...
View full details4.16 / 5.0
25 Reviews
Master math at your own pace! Does working with numbers often frustrate you? Do you need to brush up on your basic math skills? Do you feel math s...
View full details2.17 / 5.0
6 Reviews
The great discovery that no one wanted to make It's the dawn of the Industrial Revolution, and Euclidean geometry has been profoundly influential ...
View full detailsPraise for: The Universal Book of Astronomy"A first-rate resource for readers and students of popular astronomy and general science. . . . Highly ...
View full details3.89 / 5.0
9 Reviews
How to make lots of money, keep yourself safe, and even save the world-all by using a little simple math Forget the dull, boring math you learned ...
View full details3.5 / 5.0
4 Reviews
Why do leopards grow spots when tigers grow stripes? Is the universe round, square, or some other shape? How do the dimples in a golf ball give it ...
View full detailsA walk through history's most mind-boggling puzzles Ever since the Sphinx asked his legendary riddle of Oedipus, riddles, conundrums, and puzzles o...
View full details5.0 / 5.0
1 Review
Philosophizing--considering life questions--stimulates: thinking, processing information, reasoning, thinking creatively, evaluating alternatives. ...
View full details4.08 / 5.0
13 Reviews
Stoicism is often portrayed as a cheerless, stiff-upper-lip philosophy of suffering and doom. Yet as experienced through the thoughtful and penetra...
View full details"The worst thing about food science, the elephant in the room, is that it's not just the opinions that are changing—but the 'facts' themselves shif...
View full details5.0 / 5.0
4 Reviews
Does the Golden Rule matter?It depends on the game."We have to shift the game before we can promote the Rule. This is why teaching morality alone i...
View full detailsA challenging look at two great Jewish philosophers, and what their thinking means to our understanding of God, truth, revelation and reason.Moses ...
View full details4.25 / 5.0
8 Reviews
An intimate and candid examination of the changing nature of belief and where it can lead us—from the life experience of one of Judaism's leading t...
View full details"In his masterful book, Trefil shares with readers some of the most recent research in neurology, evolution, primate research, computer science, an...
View full details4.25 / 5.0
4 Reviews
God is not somewhere else, hidden from us; God is right here, hidden from us."We are part of something greater: a vast web of existence constantly ...
View full details4.43 / 5.0
7 Reviews
A smart way to teach children to think logically and creatively. One of the most precious gifts you can offer a child is a sharp mind. The 56 puzz...
View full detailsThe inspiration and insight of these Gnostic writings can become a companion on your own spiritual journey. ...
View full detailsYou no longer have to choose between what you know and what you believe―an accessible introduction to a theological game-changer. "I wrote this b...
View full details5.0 / 5.0
1 Review
Bursting with Over 350 Brain Teasers for Kids (Ages 9-12)#1 New Release in Children's Fraction BooksFilled to the brim with engaging activities, th...
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