A Focus on Math: Áhi'iltaa, Math in Cultural Context This short film illustrates the use of Dine' (Navajo) Language and Culture in the math curriculum in the STAR School 3-to-3rd project. This is the second in a series of three short films demonstrating how and why the STAR School's 3-to-3rd (Age 3 to Grade 3) project focuses on math. This film was written and produced by Rachel Tso (tsoinspired.com) made for The STAR School as a part of a free training packet for educators. It is for non-commercial, educational purposes. You are welcome to freely share the above training film for non-commercial, educational purposes; appropriate attribution appreciated. This was made possible by a grant from The Rural School and Community Trust to the STAR School.