common core 8th grade high school ela 5th grade 4th grade social studies 3rd grade l.6.4 l.7.4 l.8.4 rh.9-10.4 rh.11-12.4 grammar rh.6-8.4 rf.4.3 word study ancient history history world history vocabulary writing punctuation l.4.2 l.5.2 l.6.2 l.7.2 rf.5.3 comma literature l.3.2 rf.3.3 government w.5.2 w.6.2 w.7.2 l.4.3 l.1.4 l.4.3a w.8.2 l.6.5 l.7.5 l.8.5 geography tier 2 words poetry ancient egypt homonyms egypt ancient greece economics rl.6.4 rl.7.3 rl.7.4 rl.8.3 rl.8.4 ancient rome science l.4.1 nonfiction l.3.1 rst.6-8.4 l.5.1 rst.9-10.4 l.6.1 research rst.11-12.4 ngss l.7.1 l.8.1 sentences l.4.5 l.5.5 l.9-10.5 l.11-12.5 l.9-10.4 l.11-12.4 rh.6-8.8 geology math 8.ee.1 exponents rh.6-8.9 business rh.9-10.9 ess1 communications rh.11-12.9 rh.6-8.1 biology rh.9-10.1 hs-ls1-1 greek rh.11-12.1 hs-ls4-1 ls china ancient china numbers