Please sign up for the course before starting the lesson. YHWH HAMASCHIAC School , Grade 4 Christmas Term Examination. HAMASCHIAC Studies. Easter Term Grade 4, Lesson 1, HAMASCHIAC Studies/ CRK. The Moral Lessons of The Law. Back to: YHWH HAMASCHIAC School, Christmas/ Easter & Spring Term, Grade 4 YHWH HAMASCHIAC Studies (Bible Club.