Indicate whether the verbal phrases in the following sentences is a gerund participle or infinitive phrase

"teaching young children requires both skill and patience."

The answer is gerund.

In the given sentence: "teaching young children requires both skill and patience."

the gerund is "teaching".

A gerund is a form of verb that is used as a noun. It's structure ends with - ing

A participle is a form of verb used as verb or an adverb. Its structure depends if it's past or present.

An infinitive phrase is a group of works that consists of an infinitive and the modifier/s. It's structure is "to + the base form of the verb".