Roberto reveals the family's secret to making scrumptious mud pies. Readers' mouths surely will water — especially if they enjoy sandy dirt, sticks, pine cones, and leaves. Rookie Reader titles features full-color, often hilarious illustrations and engaging stories that always involve a young child figuring out concepts or solving problems on his or her own. The "I Can!" subset focuses on children's aspirations while helping to develop a sense of responsibility and selflessness as well as building self-esteem and confidence.