The objective of this activity is to match an item in one column with its pair in a second column. Each item can be text, an image, or audio. The user identifies the matching pair by clicking on the two items that form it.
You can adjust the difficulty of the activity by setting a time limit for it and by changing the number of mistakes the user is allowed to make.
Some common uses for this activity are matching antonyms or synonyms or matching a painting with the artist.