Donde Viven Los Monstruos or Where the Wild Things Are is a great mini unit to supplement your curriculum. This would also make a great emergency substitute lesson plans. Just place a copy of the book and these printables in a folder and you're set!
Activities** for pre-k, kinder and 1st grade include:
4 Math Activity Ideas
4 Language Arts Activity Ideas
5 Science/Social Studies Activity Ideas
**in Spanish and English