Daily Learning Drills Grade 4 provides complete supplemental practice for skills taught in fourth grade! The entertaining skill-building activities cover the core subjects–language arts, math, science, and social studies–and make learning fun. Topics include idioms, reading comprehension, two-digit multiplication, division, magnets, bones, holidays, and many more. A review section for each subject area is located in the back with its own answer key, reinforcing the skills covered earlier in the book.