Schoolwork: A Poem

"Double-EE" 's writing assignment today was:
1. Pick a color, an object, and a place
2. Describe the object using the color.
3.Write about the object with the color in your place.
4. Find rhyming words for your description.
5. Write a 4-line rhyming poem about your color, object and place.

Here's what he wrote:

Title: White Ball of Fluff

This little white ball of fluff
lives in California along with its stuff.
It's favorite, Mr. Carrot, has lots of fun
with it underneath the sun.

Ok ... who can guess what or who he wrote about?

p.s. Copyright (c) 2008.

He's 12 years old. Due to a few learning problems, he's just learning how to write sentences, and paragraph structure. What grade would you give this assignment? Please use the comment section.