Book excerpt: It has the silliest name ever Unicorn YAK! This supersweet slushy is made with cotton candy, topped with sprinkles, and is the most awesome treat Cora June has ever tasted! She can't wait to have another one... and that's the problem. When Mom promises to take Cora June to the Slushy Shack after school, Cora can't think about anything else. She stares at the clock, impatiently counting down every second of the school day. She causes a ruckus in the classroom when her excitement spills out in the open, and she has minimeltdowns when Mom arrives late and the line at the Slushy Shack is painfully long. Then, when Cora finally gets to the counter to order her sweet treat, she gets the crushing news: All Unicorn Yak slushies are sold out. If she wants one, she has to come back another day! Will Cora June have the strength to flex her patience muscle or will her disappointment turn into a sticky, sorry mess? Good Things Come to Those Who Wait is from The Leader I'll Be! book series and told in author Julia Cook's distinctive rhythmic style and delivers powerful lessons on how to practice patience, stay calm, and make good choices. A great read for children in grades PreK through 6. Included are tips for parents and educators to help teach the skill of patience.