Differentiated Lessons

Sample Differentiated Lessons [http://www.adifferentplace.org] 

Rubrics for Assessment [http://www.landmark-project.com/classweb/tools/rubric_builder.php3] 

Reading Program Similar to Accelerated Reader. [http://www.bookadventure.org] 

Student and Teacher Resources [http://www.ncwiseowl.org]

Sample Lessons Using Various Models Especially good samples for middle and high schools using Williams Model, Moral Dilemmas, Creative Thinking Strategies, and more. [http://www.rogertaylor.com/]

Sample Lesson Plans and Unit Sheets Sample Layered Curriculum in all curricular areas including foreign languages. [http://help4teachers.com/samples.htm]

MATH

Tiered Math Lessons (Especially for middle and high school math)  https://challengebychoice.wordpress.com/examples-of-tiered-math-assessments

Mathematicians are People Too! This site is invaluable! Students can take a survey to see which historical mathematician they are most similar to, design a survey or a graph of any type with their own data, and lots of other challenging activities. [http://nces.ed.gov/nceskids/MathQuiz/index.asp] 

SCIENCE

Howard Hughes Medical Institute The Howard Hughes Medical Institute offers lessons in biology, and a "Cool Science for Curious Kids" site for kindergarten through grade four, with science lessons and experiments from museums around the globe. [http://www.hhmi.org/index.html] 

Molecular Expressions Tutorials and terrific resources are provided on this site for the study of science, optics and the power of ten. Photos of the Milky Way are terrific [http://micro.magnet.fsu.edu/primer/java/scienceopticsu/powersof10/]