This document discusses factors that affect the learning process. It identifies individual variables like intelligence, interests, attitudes, emotions, physical health, and readiness as influencing learning. Method variables such as whole vs. part learning, spaced vs. unspaced learning, repetition vs. recitation also impact the rate of learning. Task variables related to the length, difficulty, and meaningfulness of material can slow down or speed up how quickly information is learned. The key factors discussed are intellectual, mental, emotional, social, physical, environmental, teacher personality characteristics, and variables related to the learning method and task.