KAHUKI, Hawaii â The class of 2015 at Kahuku High and Intermediate School had a memorial graduation ceremony as they performed a choreographed song and dance.
Muscle-strengthening activities improve the strength, power, and endurance of your muscles. Examples of muscle-strengthening activities are: 1  doing pushups and situps. 2  lifting weights. 3  climbing stairs. 4  digging in the garden.
School children perform sit-ups, a common type of calisthenic, during a school fitness day. Calisthenics are exercises consisting of a variety of gross motor movements; often rhythmical and generally without equipment or apparatus. They are, in essence, body-weight training.