It is there. Go to the "Lewis and Clark" time (1805 AD). Climb to the top of the big tree, where a squirrel (beaver?) goes up and down with the stone bowl on his head. Jump just before he pops up to get the bowl.
The "signaling bowl" goes to the left side of the Great Wall of China (1593 AD).
the stone bowl(anyway,its time tangled)
to the Chinese guy who needs a bowl to smoke signal the other warrior's.
The stone bowl goes to the left side of the Great Wall of China (1593 AD, 6 o'clock on the time device). Climb to the top at right and jump over to the left side.
You go to Time Tangled Island. Then you go to Lewis and Clark. You climb the tree all the way to the top and you have got the stone bowl!
The stone bowl for the sentry at the Great Wall of China is atop a tree at the Lewis and Clark camp (1805 AD, 8 o'clock on the time device). Jump at the squirrel before he comes out.
There is a nutty squirrel in the tree at 1805 AD (8 o'clock on the time device). In order to get the stone bowl, jump at the squirrel before he appears. Take the bowl to the sentry on the left side of the Great Wall of China (1593 AD, 6 o'clock on the time device).
The beaver in the tree (8 o'clock 1805 AD) has the Chinese stone bowl (6 o'clock, 1593 AD). Grab it when he sticks his head up.
The stone signal bowl is atop a tree at the Lewis and Clark camp in 1805 AD (8 o'clock on the time device). Climb the tree and watch for the beaver (squirrel?) to pop up, as he is wearing the stone bowl on his head. Wait until he goes down, and time your jump to reach him when he reappears. Take the stone bowl to the Great Wall of China at 1593 AD (6 o'clock on the time device).
The Golden Vase is in a cave at the Viking time (831 AD). You need the gunpowder from the Great Wall of China (1593 AD). The Stone Bowl for the Great Wall of China is up in a tree at 1805 AD (Lewis and Clark).
The Stone Bowl is up in a tree at 1805 AD, and should be returned to the sentry at the Great Wall of China (1593 AD, 6 o'clock on the time device). To reach him, climb up the right side, past the falling bricks, and jump left from the highest point.
The Stone Bowl you find at Lewis and Clark's camp in 1805 AD goes to the Great Wall of China (6 o'clock, 1593 AD).
In 1805 AD, climb the tall tree and you will find the Stone Bowl on top of a beaver's head (maybe an otter?). To catch him and get the bowl, wait a few seconds after he disappears, and then jump. You will arrive just as he pops up. The Stone Bowl goes to the guard at the left side of the Great Wall of China (1593 AD). Climb up at right and then cross to the left.