Puns, math, references to Bob Ross, the outdoors, and a really kind teacher: That’s the combination school children deserve, dang it! And yet it almost never happens. But that’s OK; the world’s still ...

(1) THE type and diagrams in this book are models of elegance and excellence; evidently no pains have been spared in making both as clear and perfect as possible, and the logarithm tables at the end ...