Aten, Jerry.
Hooray for Columbus
. Carthage, IL: Good Apples 1991 .
Green, Septima.
Columbus: Creative Activities for the Classroom
. Cypress, GA: Creative Teaching Press, 1992.
Klepper, Nancy.
Our Global Village: Mexico
. St. Louis, Missouri: Milliken Publishing Co., 1990.
Moore, Jo Ellen.
Who Discovered America?
Monterey, CA: The Evan-Moor Corp., 1991.
Moore, Jo Ellen & Shipman, Gary.
The Christopher Columbus Time Line
. Monterey, CA: The Evan-Moor Corp., 1992.
McAllister, Marcia.
Learning Basic Skills with Christopher Columbus
. Columbus, OH: Weekly Reader Corporation, Eggs .
Rushdoony, Haig A.
Exploring Our World with Maps: Map Skills for Grades K-6
. Belmont, CA: David S. Lake Publishers, 1988 .
Slachman, Virginia.
Explorers.
St. Louis, Missouri: McDonald Publishing Co., 1991.
Sterling, Mary Ellen. Thematic Unit: Explorers. Huntington Beach, CA: Teacher Created Materials, Inc., 1992.