Three unusual Olympic sports explained

There are 42 different sports at the Rio Olympics - we've picked out three of the more unusual ones.

Here's our rundown of synchronised swimming, table tennis and equestrian dressage.

Did you know that the horses used in the Olympics get on special aeroplanes and the pilot has to take off very carefully as the animals can't wear seatbelts?

Ayshah has his handy guide.

Watch more videos