In this material you will find an illustrated story starring Mateo, a child with dyscalculia, who discovers a magical world where numbers take shape and color; a series of comprehension questions that reinforce reading and allow you to assess progress; sample illustrations for completing dialogues and encouraging visual engagement; and, finally, role-playing activities crafted with songs, drawings, colored tokens, and natural patterns, offering playful, multisensory strategies for children to practice mathematical operations in a creative and meaningful way.