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From Underdog Educational:
Fourth Grade Math Practice includes180 days of Math practice problems. Six problems each day for 8 weeks. Every day includes six different kinds of problems. Each week repeats the same kind of problems over 8 weeks. After 8 weeks students work on a new section with all new kinds of problems. There are 5 sections in all. The last section has all story problems. The teacher's version includes answers, and printing monthy answer sheets. There is an automatic feature button that will go the the next day's problems automatically.