Castle Rock Research provides quality, curriculum-based educational resources to students, parents, and educators. Castle Rock Research’s print and online resources support its academic achievement performance by focusing on instruction, assessment, diagnostics, and remediation. SOLARO is an exciting new online educational resource from Castle Rock Research, the creators of The KEY study guides and the SNAP workbooks. Teachers at our school who have reviewed SOLARO appreciate how it supports student learning in English Language Arts, Mathematics, and Science from grades three to twelve. SOLARO is available on devices such as the iPhone, the iPod Touch, and the new iPad, giving students almost limitless possibilities as to when and where they can learn.