Built to NCTM standards, the grade-appropriate exercises in this series promote skills such as place value and numeration; addition, subtraction, multiplication, and division; word problems; life skills; graphing; geometry; exponents; introductory algebra; fractions; decimals; and percents. In addition, the critical-thinking section helps develop higher-order thinking skills. These books are great for keeping children current during the school year as well as preparing them for the grade ahead during the summer.  (80) 6 inch x 9 inch perforated, reproducible pages