Colorin Colorado

From site: 

Colorín Colorado is a free web-based service that provides information, activities and advice for educators and Spanish-speaking families of English language learners (ELLs)….

Colorín Colorado’s mission is to find research-based and best-practice information about teaching reading to English language learners (ELLs) and use the power and reach of the Internet to make it widely available to parents, educators, and policymakers….

The information on Colorín Colorado is based on a combination of direct research, expert opinion, and best practices. The field of teaching English language learners is highly complex and quickly evolving. While research is underway, the need for accessible information and practical classroom strategies continues to grow. As research becomes more definitive, the content on this site will be updated accordingly.