Like bread

I'm on the phone with my cousin, catching up. She asks what grade my oldest is in.
I say, "He'll be in second this fall." When I hang up, he's waiting.

"Mom, just say I'm rising."
"Rising?" I'm confused.
"Yes, I'm rising up into second grade."

Ah. Rising.

rising
adjective
Advancing or becoming higher or greater in degree or value or status.
"rising." WordNet 1.7.1. Princeton University, 2001. Answers.com 30 Jun. 2006. http://www.answers.com/topic/rising