What kind of poem could I write?

Personally, I prefer rhymed poetry, but the more modern unrhymed poetry is also accepted for the carnival. What kinds of poetry could you write? Well, you could try a

• Pentameter - A line of verse consisting of five metrical feet.

Of course, that begs the question, what is a metrical foot? Well, one type of metrical foot is an

• iamb - A metrical foot consisting of an unstressed syllable followed by a stressed syllable or a short syllable followed by a long syllable, as in delay.

Other types of poetry you could write:

• psalm - A sacred song; a hymn.
• haiku - A Japanese lyric verse form having three unrhymed lines of five, seven, and five syllables, traditionally invoking an aspect of nature or the seasons.
• limerick - A light humorous, nonsensical, or bawdy verse of five anapestic lines usually with the rhyme scheme aabba.
• sonnet - A 14-line verse form usually having one of several conventional rhyme schemes.

All these definitions are from Dictionary.com.