"D is for Democracy is the little book that should: Be a part of every child's library, be required reading for every member of Congress and inspire every American to get involved in promoting the uniquely American values that shine through all the letters on every page of this wonderful book."
"P is for Putt and G is for golf and also for my grandson, my first, and this will be in his hands soon, because we all know T is for Tiger and hope springs eternal."
—Leonard Shapiro, Washington Post
"I love this concept. It's clever and complete; I've not seen anything similar. It thoroughly addresses the concept using accurate, well explained content vocabulary, a clearly defined text structure, sidebars for additional information, two sets of provocative questions, and a tidy recap. Good stuff."
—Gail Saunders-Smith, PhD, Language arts/reading consultant
"I enjoyed Breakfast by the Numbers, it helped me learn how to eat healthier... It describes it better than other books...
—Julia J. (student), Woodland Meadows Elementary School
"The math teachers at our school are really enjoying the By the Numbers series, and our students are getting a kick from the Global Products set. The MP3 book and the skateboards books are a hot commodity.