We haven't found one perfect curricula, but there are many good ones out there (solid theology and nice activities). Here are some suggestions/recommendations:
Youth Programs and Curricula
Free Lesson Plans
Lesson Plans that Work (Lectionary based - free downloadable, from The Episcopal Church)
Episcopal Youth Curriculum (Thematic - it's out of print, and a bit dated and now free downloadable - from Virginia Theological Seminary)
Faith Lens (Lutheran - ELCA)
Confirmation Curriculum (from the Diocese of Western Michigan)
Purchasable Lesson Plans & Programs
Confirm not Conform (Confirmation curriculum, Episcopal)
Journey to Adulthood (Leader Resources, Episcopal)
Echo the Story (Bible storytelling)
Editors and Publishing Houses
Putting together your own Youth Curriculum
Many people put together their own curriculum and lessons for middle school and high school classes and youth groups. Others pick and choose parts from many places. Here are some ideas and resources to put something together yourself.
First - go here to read about putting together your own curriculum.
Parts of the puzzle
Youtube is chock full of educational videos. Click here to find recomendation for videos and how to use them.
Youth Topics - Pages on this Site
Youth Ministry in your Parish
Planning and Creating a Youth Program
Curriculum for Youth (middle school & high school, Sunday School & Youth Group)
Teacher & Mentor Support - adults who work with children & youth
Youth Topics - Other Sites
Episcopal Youth Camp (in the Diocese of Western Micchigan