Matching Sets.
Illustrated by Frank Remkiewicz.
It's green and slimy. It's sticky and smelly. It's seaweed soup - and it's for lunch! To feed all his friends, Turtle has to mix and match the cups and bowls and spoons. As more and more guests arrive, readers can learn about matching sets, or the correspondence between different groups of objects. But who's going to tell Turtle that nobody wants to try the seaweed soup?