Level 61 Pick up the sword on the ground. Tap and drag to the left and right the sword in the rock until it's loose and you can pick it up. Use both swords repeatedly on the vase until the vase breaks and you get the key.
100 Doors 2 Level 62 Walkthrough:
Level 62 Drag the broken piece of rock on the ground to the left until it doesn't move any more. Tilt your phone to the left and a skull will appear. Pick up the skull and place it on the silver cross on the left. Tap and drag the skull to the left, then to the right. You will see two boxes open. Drag the bars blocking the red buttons away to the side, then press them both.
100 Doors 2 Level 63 Walkthrough:
Level 63 Drag the shield to the left and right over and over again until it falls off, then pick it up. Place the shield on the left spikes, then press the lever. Shake your phone to dismantle the armor. Pick up the helmet and place it on the stick where the armor was standing. Drag the helmet all the way down to open the door.
100 Doors 2 Level 64 Walkthrough:
Level 64 Open the first aid kit box and take the tape. Tilt your phone to the right to make the trash can fall over. Use the tape on the water bottle, then pick up the gloves. Select the gloves from your inventory and press the hand print button.
100 Doors 2 Level 65 Walkthrough:
Level 65 Pick up the noose and attach it to the top right where the rope ends. Pick up the watermelons. While pulling the rope down, select a watermelon and place it in the guillotine, then let go of the rope to cut the watermelon. Keep doing this until you cut all the watermelons and find the key.