Magical Unicorn Academy: Adding and Subtracting

Aims to bridge the gap between play and formal learning.

Sam Loman's titles published by Arcturus have sold over 750,000 copies worldwide!

Arcturus has sold over half a million children's math puzzle books worldwide!

Lisa Regan is the author of more than 200 published titles, including puzzle books, children's reference, licensed characters and curriculum-linked workbooks. She lives in Colchester with her husband and two sons.

Sam Loman studied illustration at the academy of arts in Rotterdam. Since then she has expanded her creative skills to include graphic design, photography, product design and writing children's and non-fiction books. She lives in Rijswijk, Netherlands.