Free text books and instructional materials Curriki, a play on the words 'curriculum' and 'wiki', is a not-for-profit organization that is building the first and only Internet site for Open Source Curriculum (OSC), which will provide universal access to free curricula and instructional materials for grades K-12.
More than 700 online practice tests and interactive skill-building tutorials plus 130 e-book titles developed by expert academic and industry professionals.