- 1951 - October 20 in Cairns, Queensland.
- 1975 - Ham began teaching science at a high school in Dalby, Queensland.
- 1977 - Began teaching at a high school in Brisbane.
- 1979 - Resigned his teaching position and, with his wife, founded Creation Science Supplies and Creation Science Educational Media Services.org.
- 1987 - Moved to the United States to engage in speaking tours with another young Earth creationist organization, the Institute for Creation Research (ICR).
- 1984 - Left ICR and founded Creation Science Ministries.
- 1994 - Moved to Northrn Kentucky (Cincinnati Area)
- 1997 - Creation Science Ministries changed its name to Answers in Genesis.
- 2006 - Opened the Ark Encounter in Grant County, Kentucky.
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