Power Learning Book 3 - For 5th through 7th graders and remediation of older learners.
Early research done in New York public schools showed that adding Professor B Math to their program accelerated at-risk students to many grade levels above their peers.
Professor B is ideal for both accelerated learners and slower learners.
Original and effective methods for thorough understanding and mastery of multiplication/division of fractions, the decimal and metric systems, operations on decimals, transforming among fractions/decimals/percents and rounding off. Your learners should complete Book III in 10 months or less.

Additional item needed: Power Learning Workbook 3

The textbook for use by the instructor contains clear, easy to follow instructions for presenting every lesson and concept. No teacher preparation is needed other than to glance over the lesson before you start. Even older children can teach younger children using this text.