Core Knowledge is a 10-book series with 10 released primary works first released in 1991 with contributions by E.D. Hirsch Jr..
10 Core Knowledge
1996 • 2 Readers
10 Core Knowledge
1996 • 1 Reader • 4
10 Core Knowledge
1993 • 1 Reader
10 Core Knowledge
1992 • 1 Reader • 310 pages
10 Core Knowledge
1992 • 1 Reader
10 Core Knowledge
1991 • 1 Reader • 384 pages
10 Core Knowledge
1993 • 1 Reader