Poetry

Fun riddles that rhyme
http://www.poetryteachers.com/poetryfun/rhymetime/riddles.html

Poetry Theater
http://www.poetryteachers.com/poetrytheater/theater.html

Giggle Poetry
http://www.gigglepoetry.com/

Poetry games
http://www.poetry4kids.com/games

Possessive Nouns

Let's go cave exploring!
http://www.harcourtschool.com/activity/exploring_possessives/index.html

A possessive quiz
http://www.english-zone.com/spelling/poss2.html