Click the handle of the fan repeatedly, it will start turning by itself and the chest of drawers will float to the left. It is a little tricky, but you shoud try several times. Put the fan on the floor in front of the door. Insert them in the drawers and turn each one once (horizontally). Pour medicine on the spoon, the lock, the scissors and the screw. Also get a web in the left locker of the desk.
Use new keys on the chest of drawers to get a spoon and a dish. But count how many BIG keys you get - you’ll have to answer another question. Now you can take all the keys from the safe.
Use a green key on the lower right drawer, turn it once, then put the rope on the coat rack. Use keys on the chest of drawers and find a screw, a rope, scissors and a lock. Now, remember the picture on the wall? The colours match the colours of the keys, that should be used on the doors of the chest of drawers. Take only one key from the door at a time and then, after trying them, put them back. Don’t take any more keys from the safe yet. Then you will see the cat turn on the radio and the keys dance. Then another question appears, indicate the number of keys you have so far. A question will appear, click the third answer (yes, it’s a bug). As they stick to the safe door, count them. Open the door under the cage with the key. Rub the pen over the cat until it starts to glitter. Take the weight, the pen, the flyswatter.