CyberBee
The Adventures of Cyberbee are lessons and curriculum resources for using primary sources in K-12 classrooms. Includes some copyright lessons too.
Education Week's Digital Directions: Finding Online Science Sources
Descriptions of several good resources for online science materials, including NSTA's SciLinks and the National Science Digital Library
Boolify: PubLearn's Boolean Search Tool
Visual tool for creating Boolean searches--shows search criteria as puzzle pieces. Also includes a few lesson plans
Middle School Science Mania
Activities and resources for middle school science
EDTECH: Focus On K-12 - Getting Animated
Example chemistry lesson plan where students create animations to demonstrate chemical elements and compounds