Superhero Racin' Jason and sidekick Seymour Stretchy Pants are busy building a slingshot...a human slingshot, that is! What's going on in this crazy comic? Get your fifth grader to polish his writing chops with this write-it-yourself comic. As he fills in the caption and word balloons, he'll build his creative writing skills.

Looking for more comics? Write about the adventures of Gazer Girl and Telescopic Terry, Mt. Crushmore and The Human Shield, or Tina Taller and Birdy.