The touching story of an unforgettable school principal who truly empowers his students, from master storyteller Patricia Polacco, author of Thank You, Mr. Falker. Mr. Lincoln is the coolest principal ever He knows how to do everything, from jumping rope to leading nature walks. Everyone loves him . . . except for Eugene Esterhause. "Mean Gene" hates everyone who's different. He's a bully, a bad student, and he calls people awful,...