What's this?
rollerblading.
What's this?
using the Internet.
What's this?
watching TV.
What's this?
juggling.
What's this?
going to the park.
What's this?
doing exercise.
What's this?
listening to music.
What's this?
painting.
What's this?
dancing.
What's this?
singing.
What's this?
playing the guitar.
What's this?
reading comics.
What's this?
doing karate.
What's this?
finding information.
What's this?
playing games.
What's this?
looking at photos.
What's this?
playing the recorder.