Each year in elementary school brings new concepts to learn; ACSI's math textbook will introduce your 5th gradersto the place value, addition, subtraction, multiplication, and division of whole numbers and decimals, as well as geometry, fractions, ratio, proportion, percent, area, statistics and measurement. Lessons include interdisciplinary facts connected to units on this textbook's theme: The Heavens Above. Colorful examples give students a brief introduction to the problem, while practice, review and application questions follow. 400 indexed pages, hardcover.5th grade. Slightly Imperfect.