8th Grade Worksheets

8th grade is the bridge to high school. In math, linear equations, systems of equations, functions and the Pythagorean theorem all arrive. In reading and writing, students cite the strongest evidence, judge an argument's reasoning, and write arguments that answer the other side.

Math has 340 worksheets in 13 topics. Linear Equations has 53 sheets, Scientific Notation 33, Systems of Equations 31 and Algebra 30, with functions, exponents, square and cube roots, irrational numbers, transformations, the Pythagorean theorem, volume and scatter plots. Math Puzzles adds 34 sudoku variants, logic puzzles and number puzzles.

Reading has 190 worksheets in 9 topics, led by 79 novel study sheets on public domain books and 40 fiction and nonfiction passages. Grammar and writing has 329 worksheets in 12 topics: verbals, voice and mood, sentences, punctuation, and narrative, argument, informative and reflective writing. Vocabulary has 72 worksheets on literary devices, academic words, context clues and Greek and Latin roots.

Science has 170 worksheets in 11 topics, from atoms and chemical changes to heredity, natural selection, energy, forces and Earth systems. Social studies has 166 worksheets in 19 topics on U.S. history from the colonies through Reconstruction, the Constitution, civics, economics, geography and working with sources.

1,058 of the 1,267 sheets have an answer key. Most of the other 209 are writing pages, reference sheets and study plans, where the answer is the student's own work. 1,112 sheets carry a code: grade 8 Common Core in math and English, a middle school NGSS performance expectation in science, or a C3 Framework grades 6-8 indicator in social studies.