• Hands-On Equations
  This is a commercial product that uses manipulatives in game-like ways to introduce Algebra. It appears to be incorporate the strategies recommended for teaching ELLs
  in Science and Math > MATH ONLY > Strategies for Math with algebras hands-on manipulative math
• The Sourcebook for Teaching Science, a book but great free online support
  The Sourcebook for Teaching Science: Strategies, Activities, and Internet Resources, provides new and experienced teachers with a wealth of useful teaching strategies, resources, lessons, activities, and ideas to enhance science teaching and learning. All ideas and activities are based upon learning theory, and are designed to stimulate student interest and involvement in the science curriculum. As students are engaged in the activities described in this resource, they acquire knowledge and understanding of key scientific concepts and the relevance of these to their everyday lives.
  in Science and Math > SCIENCE ONLY with animations chemistry earth engaged hands-on life physical physics science simulations

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