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You and your friends have been magically transported inside a castle built by the famous chemist, Dmitri Mendeleev. With no visible way out you explore several rooms in an attempt to find your way out. Each room is entirely made from one of the elements of the periodic table. In each path out of the castle, no element is repeated. Each element will appear in the state (solid, liquid, gas) it retains at room temperature.
You do not know where in the castle you have been transported. A holographic image will accompany you on your journey giving you clues to help you determine which room you are in. Each time you identify the element a room is made of, carve its symbol in this journal and write down your evidence. Then click on the lock to go to the next room. Once you have traveled through all of the rooms, you will find your way out of the Castle Mendeleev.
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Choose a door and, good luck!
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