While the previous books (3a and 3b) were about laying the foundation—the bricks and mortar of addition and subtraction—
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: There is a corresponding Homework Book 3C (128 pages) that provides additional practice and worked examples for each assignment. Availability My Maths Book 3C (PDF) — Short Essay
Instead of a standard PDF viewer, the screen turned a deep, velvet blue. A loading bar crawled across the glass, but instead of percentages, it showed prime numbers: Building on the foundations laid in previous levels,
Building on the foundations laid in previous levels, Book 3C typically covers more advanced areas such as: