A to Z Teaching Ideas - First Day of School - http://www.atozteacherstuff.com/Themes/Back_to_School/ Lesson plan ideas

abcTeach: Back to School - http://www.abcteach.com/directory/theme_units/month_to_month/h_august/back_to_school/ Printables

Back to Preschool - http://www.preschoolrainbow.org/back-to-school.htm Preparation ideas, books, songs, morel 

Back to School - http://www.bry-backmanor.org/backtoschool.html Clip art, templates, poetry, activities

Debbie's Unit Factory - http://www.themeunits.com/September_bk.html Links

Education World: Icebreakers - http://www.educationworld.com/a_lesson/lesson/lesson074.shtml Activities to help students get to know each other. Advertising pop ups that need to be closed.

I Love That Teaching Idea! - First Day Ideas - http://www.ilovethatteachingidea.com/ideas/subj_first_day.htm Lots of lesson ideas

KinderKorner: Back to School - http://www.kinderkorner.com/back.html Poems, rules, suggested themes, book list.
http://www.kinderkorner.com/back2.html Poems, songs, activities, links to materials to purchase

Kinderthemes: Back to School - http://www.kinderthemes.com/backtoschool.html Checklist, friendship salad, other ideas

Teacher Planet: Back to School - http://www.teacherplanet.com/resource/back2school.php First day activities, lesson plans and worksheets, forms and checklists, resources, tips, classroom management, bulletin boards, clip art, and more.

Virtual Vine: Back to School - http://www.thevirtualvine.com/BacktoSchool.html Wonderful, long page full of ideas - class books, poems, procedures, bulletin boards, props, links.

What's Behind a Name? -  http://www.behindthename.com/ Use this software to research the meaning of your students' names