Celebrate diversity, math, and the power of storytelling! A math picture book series for preschoolers and kindergarteners with relatable stories and part of little kids' everyday experience. Someone in the family is stealing mooncakes! Could it be big brother Kai? Luna's other brother Benji? One of the cousins? Or maybe a grown-up? Detectives Luna and Mina search for clues and eliminate suspects during the Mid-Autumn Festival celebration. Can they catch the thief? Storytelling Math celebrates children using math in their daily adventures as they play, build, and discover the world around them. Luna and the Case of the Missing Mooncakes is a playful exploration of logic, featuring Chinese American characters and includes a cultural note about the Mid-Autumn Festival.