GRADE 4/AGES 9-10: Helps fourth grade students master math with grade-appropriate practice and activities based on the Singapore Math method. INCLUDES: Learning objectives and unit assessments are included to ensure that students obtain a thorough understanding of each concept, as well as an answer key with step-by-step solutions that help students see how to work the problems. WHY SINGAPORE MATH: The math curriculum in Singapore has been recognized worldwide for its excellence in producing students highly skilled in mathematics. Singapore Math curriculum aims to help students develop the necessary math concepts and process skills for everyday life and to provide students with the ability to formulate, apply, and solve problems. COMPREHENSIVE: Allows learners to practice various types of math problems while developing their thinking and analytical skills. HOMESCHOOL FRIENDLY: Perfect as a supplement to classroom work or as a homeschool resource, these workbooks will boost confidence in problem-solving and critical-thinking skills.