Circle wants to build a tower like the squares do, but it doesn't work very well, and he keeps rolling off. He begins to get very frustrated and wants to give up, but then realizes that maybe he just needs to think about his problem in a different way. Surely it's worth giving it one more try ... This follow up to The Perfect Fit is a perfectly pitched introduction to geometric shapes and the differences between 2D and 3D perspective, and incorporates strong, positive messages about never giving up and using your brain.