Time intervals worksheet showing a triangle diagram with time durations between home, school, and skatepark, asking students to calculate total travel time.

A worksheet titled "Lesson 6: Time Intervals" featuring a diagram of a triangle with three locations—home, school, and skatepark—connected by lines labeled with time intervals (15 min, 30 min, 30 min). The worksheet includes two questions about calculating time intervals for Oscar's trips. The image includes illustrations of a house, a school, and a person skateboarding.