That mango was just a little too big for him to grip in his mouth. But notice how he doesn’t get discouraged, and he never gives up. Tokka has the heart of a true champion.

THE MANGO TREE (Abrams, 48 pp., $18.99, ages 4 to 8), by Edel Rodriguez, author of the graphic memoir “Worm: A Cuban American Odyssey,” begins happily enough.

Author Annabelle Tometich, whose memoir "The Mango Tree" centers around a mango-related incident, will be at the Naples Daily News booth on June 28. The event is free with garden admission.