This charming coloring page brings together Caillou and his beloved Grandpa for a fun-filled adventure moment! The two share a wonderfully close bond, and this scene captures all the warmth and excitement of a grandparent who never runs out of energy or stories. Caillou fans will love bringing this duo to life with their favorite colors. Whether Grandpa is leading the way on a new exploration or cheering Caillou on, the joy between them is written all over the page. This free printable PDF is perfect for a quiet afternoon activity that also sparks conversations about family and the special connections kids have with their grandparents.