I think that learn about is the answer. :)
A story, poem, or picture that can be interpreted to reveal a hidden meaning,
Lets define 'direct object'; "The object that directly receives the action of the verb.
In this case, the direct object is worms.
Answer:
A good paragraph is composed of a topic sentence , relevant supporting sentences, and a closing sentence. This structure is key to keeping your paragraph focused on the main idea and creating a clear one