0% 4 Riddles Environment and NatureAnswer all of these Riddles and You could win 1 pk free ecofworld bamboo toothbrush. First, 5 winners will get these prizes! Enter your details below: NameEmail 1 / 5There is a bridge in a hollow shapeAnd a hundred going over itNo blacksmith, nor mason,nor carpenter built it really. Check 2 / 5Tell me something, which has roots as nobody sees, Is taller than trees, Up, up it goes, And yet never grows? Check 3 / 5It is as large as a mountain, as small as a pea, endlessly swimming in a waterless ocean.What is it? Check 4 / 5It can run but never walks, It has a mouth but never talks, It has a head but never weeps, Has a bed but never sleeps. Check 5 / 5What can you catch but not throw? Check Your score isThe average score is 30% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Rate the quiz! Send feedback