what is the difference between wonder woman and wonder girl?
Cassandra "Cassie" Sandsmark, also known as Wonder Girl, is a fictional superheroine appearing in DC Comics. She was created by John Byrne and first appeared in Wonder Woman (vol. 2) #105 (January 1996). The second Wonder Girl, Cassie is a sidekick of Wonder Woman and has been featured as a member of the Teen Titans.