"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K74Q-WP6 : 15 March 2018), Thelma Worm, Ward 7, Kansas City, Kaw Township, Jackson, Missouri, United States; citing enumeration district (ED) 116-146, sheet 14B, line 69, family 451, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 2171.
I believe she was born in DeQueen, Arkansas, but not sure. DeQueen schools have no record. Mina, Arkansas is also possible? Due to her middle name (Eugenia) her father may have been named Eugene.