Singapore Math Live offers support for families using the Singapore Math curriculum. A one-year subscription gives you access to daily student instruction, week-at-a-glance help for the parent, and solutions recordings for all word problems. The US Edition of Primary Mathematics is the only edition that has not been revised to fit into American classrooms and is identical, except in currency and measurement, to what is used in the country of Singapore which has the highest math scores in international math tests year after year. Primary Mathematics, US Edition is the best math curriculum and with Singapore Math Live support, you can maximize your child's math potential!