Every morning, Abuelo walks Sofia to school. But when Abuelo hurts his ankle on a dangerous local landfill known as Mount Trashmore, Sofia decides it is time to take action! Sofia misses her morning walks and wonders what she can do about the slimy, messy mountain of trash. Suddenly, she gets a brilliant idea: the town should turn the dangerous landfill into a beautiful new park! She brainstorms, plans, and bravely marches right down to City Hall to share her vision. But when a clerk tells her she cannot build a park because she is just a kid, Sofia has to stand tall and prove what one determined child can really do. Join Sofia Valdez as she becomes a community leader and stands up for what she believes in. This inspiring, rhyming story shows that you are never too young to make a big difference!