CLIPART
Discovery School Clipart - offers lots of educational clipart
Free Education Clipart - features some unique education clipart from GIFART.com
The Science Spot - School and science clipart, science resources, lesson plans
Teachnet - free education clipart, sorted by category
 

EDUCATIONAL WEBSITES
700+ Great Sites - Educational websites for children compiled by the American Library Association.
FunBrain.com
Great Sites for Children and Adults - lots of topics, including PreK, Careers, Distance Learning, WebQuests, Special Ed, etc.
TryScience - science experiments, online field trips, live cams and science adventures let kids explore science.
Whitehousekids.gov - friendly pets take kids on a tour of the White House and introduce the President, First Lady, and others.
 

LESSON PLANS
Creating Web-based Lessons - from ESC Region 20.
Creating Internet-based lessons using Texas State Standards - samples and instructions from the STAR Center.
D.A.V.E. - Drug and Violence Education - lessons and activities from the Texas Education Agency and Region IV ESC.
Discovery School
D & W's Teacher Spot - lots of tips, activities and ideas. 
Education World
McREL's Educator Resources - sorted by subject area
PBS TeacherSource - find lesson plans and activities that meet state standards.
TeachNet.com - lots and lots of lesson plans, activities, downloadable resources.
Texas-Made Lesson Plans incorporating TEKS objective.  From START Web.
 

PICTURE BOOKS IN SECONDARY CLASSROOMS
100 Picture Books Everyone Should Know - from the New York Public Library
Looking Critically at Picture Books - suggested techniques for using picture books in the classroom
Picture Books for Older Readers - Picture books listed by theme such as environment, death, war.
Themed Reviews of Picture Books for Older Readers - Annotations for picture books to use with upper grades.
Ways to Use Picture Books with Secondary Students - character study, story elements, style, and other examples.
 

TEACHING TOOLS
Calendar Ideas - ideas for each month
Character Counts - activities, free materials and teaching tools for Character Education.
Cyber Smart - Lessons and activities for grades K-12 on how to use the Internet effectively.  Safe surfing, web page evaluation, research skills, how the internet works, etc.  Sorted by grade level.
Creating a Class Web Site - Step-by-step instructions for creating a simple web page using Netscape Composer.
Mathematics Benchmark Performance Assessments - choose a grade level, then a Content Strand, and see sample questions and sample student answers for TEKS-based instruction.  The sample student work models multiple approaches for all tasks.
Mathematics TEKS Toolkit
Science TEKS Toolkit
Social Studies TEKS Toolkit
Technology TEKS Toolkit
WebQuests - how to design and create webquests.