Connectives are used to link sentences and help them to flow.
Sometimes connectives make links between sentences. This type of connective is called a connecting adverb.
Joe and Sarah played on the beach. Later, they went to buy an ice cream.
Sometimes connectives make links within a sentence. This type of connective is called a conjunction.
Joe and Sarah went back to the campsite because it started to rain.
Connectives can be a single word or they can be a phrase (a group of words).
Joe was tired but Sarah was still full of energy.
Joe was nodding off while he ate his tea. Because of this, his mum sent him to bed.