Generate a sentence that explains machine learning to a 5-year-old.
Machine learning is when computers learn new things by themselves, just like how you learn new things in school, so they become smarter and can help us better.
Complete the following task based on the instruction and optional input provided.### Instruction:
Generate a sentence that explains machine learning to a 5-year-old.

### Output:
Machine learning is when computers learn new things by themselves, just like how you learn new things in school, so they become smarter and can help us better.