that teaches basic math skills to third graders. is a great way for your third grader to learn essential math skills such as division and multiplication facts, fractions, and more through a variety of problem-solving activities that are both fun AND educational! For more than 20 years, Spectrum has provided solutions for parents who want to help their children get ahead, and for teachers who want their students to meet and exceed set learning goals—providing workbooks that are a great resource for both homeschooling and classroom curriculum.