Curriki, the online education community, is building the first website to offer free, open-source instructional materials for K-12. We have thousands of free worksheets, lesson plans, exams, project ideas and activities for English language arts, math, sc
Mineral Information Institute provides K-12 teachers with free geological, mineralogical, earth science, lesson plans & classroom materials about the Earth's ecology and natural resources.
Free lesson plans and education section for country comparisons, energy, wilderness preservation, terrorism, earth studies and cartography. Research a statistical database, maps, flags, graphs and pie charts.
Vocabulary University participants learn English vocabulary in context (grades 2-12) with free word puzzles and activities. Vocabulary content includes lesson plans, word lists, vocabulary worksheets and word games, top SAT/ACT words, SAT/ACT vocabulary p