1934
Born to Mizyed Zedan Hattar and Rif^a (Naber) Hattaar in El-Salt, Jordan.
1954
Immigrates to the United States.
1958
Earns a Bachelor of Arts from Greenville College in Illinois.
1962
Marries Helen Jean Sharbrough.
1962
Teaches at Don Bosco Tech. Institute in Rosemead, CA, through 1976 and again from 1995 to 1998.
1968
Earns a Master of Science from Western Washington State University.
1968
Is chairman of Don Bosco Tech. Institute in Rosemead, CA, through 1976.
1968
Teaches at Mount San Antonio College.
1970
Recipient of the Teacher of Year Award from the Industry Education Council in San Gabriel Valley.
1975
Recipient of the Award of Excellence from the U.S. Organization Medical and Education Needs’ South Bay Chapter.
1976
Teaches at Ontario High School in California through 1992.
1977
Earns a Citation from the Association Arab-American University Graduates.
1978
Earns the Man of Year Award from the American Arab Society.
1982
Teaches at Rio Hondo College.
1984
Earns a Commendation from the Olympic Neighbor Program.
1987
Earns the Teacher of Year Award from Ontario High School through 1988.
1989
Completes postgraduate coursework at Oxford University.
1992
Teaches at Rancho Cucamonga High School in California through 1995.
1993
Is a participant in the U.S./Russian Joint Conference on Math. Education in Moscow, Russia.
2020
Is a member of the Association for Supervision and Curriculum Development and National Council Teachers of Math, among other groups.