STEM Educator Awards Equity Act This bill increases from 108 to 110 the number of Presidential Awards for Excellence in Mathematics and Science Teaching the President must award each year. The awards are given to kindergarten through grade 12 school teachers of mathematics and science who have demonstrated outstanding teaching ability. In selecting teachers for an award, the President shall select at least one teacher each from the Commonwealth of the Northern Mariana Islands, American Samoa, the U.S. Virgin Islands, and Guam.