Lots of vigorous flowing logs

The title that I thought carefully "The log that flows a lot", its actual situation is ... Logs, leaves, cannons. Frog bounces. Bounces logs. Sometimes cannon Doan! This. Although the explanation became somewhat complicated, that is what it is! If flog fall from a logs flog will die.Frog, but do not let it fall in water. Simple but addictive. Why are so addictive why only logs, cannons and frogs…