A nervous mouse living in San Francisco worries about "the big one." Can he come up with a plan to be prepared just in case an earthquake strikes? This illustrated chapter book teaches advancing readers about emergency preparedness and engages their natural curiosity with fun and inspiring real-world stories. This Spanish fiction book supports early fluent readers on their journey to independent reading. Perfect for shared or guided reading, this fiction book will cultivate a lifelong love of reading. This fiction book is written in Spanish.