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Join Professor Balthazar holding four large, non-overlapping balloons, perfect for adding your own special messages. A delightful and imaginative scene.

Professor Balthazar's Balloons

professor balthazarcartooninventorballoonscharacterscienceanimationkidsnostalgia
13d
Organized Star's professor balthazar Coloring Pages - Coloring.app

Organized Star's Professor Balthazar Coloring Pages

Browse Professor Balthazar coloring pages created by Organized Star

@organized-star-901

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professor balthazaranimation(1)balloons(1)cartoon(1)character(1)inventor(1)kids(1)nostalgia(1)science(1)