Tape script The first really accurate calendar was invented in Mexico.This calendar was made about 1,500 years ago.That's when people learned that the year was 365 days long. 必 The first mechanical clock was invented in China. It was invented in the year 725-over1,250 years ago. People think Africans created the first puppets Actually,no one is sure,but puppets were probably created to help tell stories. Tape script ❖ The first really accurate calendar was invented in Mexico. This calendar was made about 1,500 years ago. That's when people learned that the year was 365 days long. ❖ The first mechanical clock was invented in China. It was invented in the year 725-over1,250 years ago. ❖ People think Africans created the first puppets. Actually, no one is sure, but puppets were probably created to help tell stories