ChalkZone (2002)

S1E1 Rudy's First Adventure

During detention, Rudy discovers the magic chalk and is transported to Chalk Zone, where all the erased drawings end up. There, he reunites with Snap, a superhero he created in second grade, and encounters a menacing monster intent on causing chaos. With Snap's assistance, Rudy confronts the dim-witted creature and manages to triumph over it.