Royal Society of Chemistry
States of Matter 2
While scientists have identified seven states of matter, these puzzles cover the most common three. Scholars match the properties, particle motion, and particle picture to each type of matter. Three Sudoku-style puzzles review the data...
Curated OER
Confessions
In this online interactive philosophy learning exercise, students respond to 61 short answer questions about Confessions by St. Augustine. Students may check some of their answers on the interactive learning...