In time tangled island.
Use the swing thing to move the platform near the peace medal.
The peace medal on time tangled island is on Leonardo Davinci's part of the island when you climb to the top of the waterfall and walk over to this mechanism and you will see it hanging there.
if the peace medal is not there try going on to another one of the time thingies on the clock thing because that has never happened to me
At Time Tangled Island, at Leo's shop, you have to jump up on the furthest wood slate at the top. Then, jump down, and go on the furthest one wood slate on the bottom. Then, you have to jump and get the "Peace Medal". By the way, it is a medal. Finally, go to the "Lewis and Clark" Time Island, click on Lewis and give him the medal
You will find it where Leonardo Da Vinci is.
If it is not on the hook then something has gone very wrong.
You go into the future and talk the the future you, and she/he will give you the medal.
you click on lab. then go through the time machine. find yourself and get the medal.
The silver Peace Medal found at Leonardo's time (1516 AD) goes to the Lewis and Clark expedition at 1805 AD (8 o'clock on the time device).
you find it in the inventors time period
The silver Peace Medal goes to Sacajawea, but actually to Meriwether Lewis of the Lewis and Clark expedition at 1805 AD (8 o'clock on the time device).