common core ela 3rd grade 6th grade 7th grade grammar 8th grade l.4.1 l.5.5 l.5.1 l.4.5 esl l.3.1 math rf.4.3 l.6.4 l.7.4 l.8.4 word study high school rf.5.3 rf.3.3 l.5.2 l.6.2 l.7.2 comma l.3.2 punctuation l.4.2 fractions 3.nf.3 6.ns.1 5.nf.1 homonyms l.6.1 l.8.5 writing l.4.3 l.1.4 sentences l.4.3a w.5.2 w.6.2 4.nf.3 w.7.2 w.8.2 5.nf.2 l.7.5 5.g.3 triangles isosceles scalene 6.ns.4 l.3.5 l.2.1 2nd grade antonyms geometry 4.g.2 5.g.4 opposites synonyms l.4.4 kindergarten l.11-12.5 l.k.5 place value equilateral 4.nbt.1 4.nf.1 l.7.1 l.8.1 l.1.1 1st grade l.6.5 l.9-10.5 time rl.3.4 5.md.1 rl.5.4 numbers 5.nbt.1 measurement verb tense 4.md.1 5.nbt.3 decimals