This activity is setup like a relay and can really challenge any student at any grade level based on how the teacher presents the activity. It's also a good way to test the students on their leg strength. It covers the following objectives: muscular strength, muscular endurance, loco-motor, teamwork, sportsmanship, body control, balance, speed, quickness, and agility. Teacher. This activity can really be modified to fit any teaching style for any teacher. It's also a good way to warm-up or cool down the students during a class. The teacher can modify this activity so that it fits their specific needs and class. Only materials you need are some mats.