OPAL Blog

The forgetting curve is a concept in psychology that describes the rate at which people forget new information over time.

Learn about differentiated instruction and get some ideas on how to use it in your classroom.

Learn the ropes of spaced repetition and see what software can help you make the most of it.

If you are one of those teachers, whose students roll their eyes whenever they hear the word "homework", this is a post for you. Negative...