What Your Third Grader Needs to Know(Updated) (Revised Edition): Fundamentals of a Good Third-Grade Education (The Core Knowledge Series) by E. D. Hirsch, Eric Donald Hirsch Paperback, 366 Pages, Published 2002 by Delta ISBN-13: 978-0-385-33626-0, ISBN: 0-385-33626-8
What Your Second Grader Needs to Know(Updated) Fundamentals of a Good Second-Grade Education Revised (Core Knowledge Series) by Eric Donald Hirsch Paperback, 384 Pages, Published 1999 by Delta Mobipocket_Ebook ISBN-13: 978-0-385-31843-3, ISBN: 0-385-31843-X
What Your Second Grader Needs to Know(Updated) (Revised and ): Fundamentals of a Good Second-Grade Education (The Core Knowledge Series) by Eric Donald Hirsch Paperback, 528 Pages, Published 2014 by Bantam ISBN-13: 978-0-553-39240-1, ISBN: 0-553-39240-9
What Your Kindergartner Needs to Know(Updated) (Revised and ): Preparing Your Child for a Lifetime of Learning (The Core Knowledge Series) by E. D. Hirsch Paperback, 512 Pages, Published 2014 by Bantam ISBN-13: 978-0-553-39238-8, ISBN: 0-553-39238-7
What Your Fourth Grader Needs to Know(Updated) Fundamentals of A Good Fourth-Grade Education (Core Knowledge Series) by E. D. Hirsch Paperback, 336 Pages, Published 2005 by Delta ISBN-13: 978-0-385-33765-6, ISBN: 0-385-33765-5
What Your Third Grader Needs to Know(Updated) (Revised and ): Fundamentals of a Good Third-Grade Education (The Core Knowledge Series) by E. D. Hirsch Paperback, 528 Pages, Published 2015 by Bantam ISBN-13: 978-0-553-39466-5, ISBN: 0-553-39466-5
What Your Fourth Grader Needs to Know(Updated) (Revised and ): Fundamentals of a Good Fourth-Grade Education (The Core Knowledge Series K-6) by Eric Donald Hirsch Paperback, 496 Pages, Published 2016 by Bantam ISBN-13: 978-0-553-39467-2, ISBN: 0-553-39467-3
What Your Kindergartner Needs to Know(Updated) (Revised and ): Preparing Your Child for a Lifetime of Learning (The Core Knowledge Series) by E. D. Hirsch, John Holdren Paperback, 448 Pages, Published 2013 by Bantam ISBN-13: 978-0-345-54373-8, ISBN: 0-345-54373-4
What Your Sixth Grader Needs to Know(Updated) Fundamentals of a Good Sixth-Grade Education, Revised Edition (The Core Knowledge Series) by E. D. Hirsch, Ed HirschJr Paperback, 391 Pages, Published 2007 by Delta ISBN-13: 978-0-385-33732-8, ISBN: 0-385-33732-9