Math Island is a book written by John Koller and Gillian Singler for children of all ages. It helps if they are past third grade though, in my opinion. That way, they get more of the math content. The book has two main characters, Lily and Tad, who are siblings. A host of supporting characters joins them from chapter to chapter.
Together, Lily and Tad discover – by chance – that they can travel to a magical location called Math Island. A crab named Carl functions as their guide, while other animals also help explain math concepts to the visitors. Continue reading