The document describes an invention that allows people to drink from it, suggesting the first one may have looked like a rock shaped like a bowl while modern ones are glass spheres, and it could be improved by making them larger, predicting future versions will also be significantly bigger in size.

1. My invention

2. What did this item fill So you can drink things out of it.

3. What do you think the first one looked like I think it looked like a rock that is shaped like a bowl.

4. What does one look like now It is glass and is in a shape of a sphere.

5. How could it be improved It could get a lot bigger.

6. What will this item look like in the future. It will be a lot bigger.