When you bake a loaf of bread or a batch of muffins, you put the dough into a pan. As the dough bakes in the oven, it expands into the baking pan. Any chocolate chips or blueberries in the muffin ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you bake a loaf of bread or a batch of muffins, you put the dough into a pan. As the dough ...