Yes, a bonus game is the same thing as a round. Ultimately, you will receive free spins after landing a specific matching combination. Usually, these rounds take place on video slots or 3D slot machines. However, you may find them on classic fruits and bars style game. To get an idea of what matching winning combination you need, look at the pay table. As a result, you will have a better idea of the matching symbols from the regular gameplay that unlock the round.