gymnastics
Turnen is the German word for gymnastics. It refers to a sport that involves exercises requiring balance, strength, flexibility, agility, coordination, and endurance. The movements involved in Turnen can be performed on the floor or with the aid of various apparatuses such as bars, beams, and vaults.
I like to do gymnastics because it's fun.
This sentence illustrates someone expressing their enjoyment of gymnastics and gives a reason for it: it's fun. The person is not only saying they do gymnastics, but they enjoy doing it, which implies consistency and perhaps a level of proficiency.
Gymnastics is good for health.
This example provides a factual statement about gymnastics. It associates gymnastics with good health, implying that it enhances one's physical condition. This descriptiveness indicates a favorable view of gymnastics.
My children go to gymnastics every Saturday.
This sentence presents a scenario where the speaker's children regularly attend gymnastics classes, suggesting that they are perhaps enrolled in a gymnastics program. It also subtly provides information on the scheduling of these classes - every Saturday.