The Science Spot
The Science Spot offers lesson plans, presentations, and worksheets for middle-school science.
Mr. Murray’s Science
Mr. Murray's Science offers helpful worksheets for high-school science, and covers biology, chemistry, physics, and integrated physics and chemistry (IPC).
University of Colorado at Boulder's PhET® Interactive Simulations
The PhET Interactive Simulations page offers free interactive simulations for physics, chemistry, biology, earth science, and math.
Sophia® Teacher Resources
Registered users have access to tutorials and online quizzes created by other teachers, and can create their own tutorials and online quizzes.
The Teachers’ Cafe
The Teachers' Cafe offers links to lessons, worksheets, and resources for all disciplines of science from grades 6 through 12.
Better Lesson's The Master Teacher Project
The Master Teacher Project contains a comprehensive collection of science lessons created by master teachers, searchable by the Next Generation Science Standards.