1. Use the key you brought along to open the toy chest.
2. Picture puzzle
- What to do: Use the puzzle pieces on the wooden frame next to the window to complete the image.
- Solution: https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2778854367
3. With the next key, open the wooden wall panel on the same wall.
4. Differences puzzle
- What to do: Find seven differences between the two images. Click on each.
- Hint: Differences occur in these objects: bottle, spaghetti, pizza, leaves, cheese, triforce, background spiral.
- Solution: https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2778854487
3. With the next key, open the box underneath the tool wall.
4. Numbers puzzle
- What to do: For each symbol, find a corresponding number.
- Hint: One thing must be counted, the others have their number written or printed
- Solution: 3379: There are three screwdrivers on the board. The band name contains the word "three". The train sketch has the version number 7. The trapdoor has the number 9 on it.
5. Find the green army chest in the corner and open it.
6. Train puzzle
- What to do: Complete the train with the wooden pieces according to the sketch.
- Hint: Some parts can only be connected when the base parts are attached. Start with the parts attached directly to the main block and see what's left.
- Solution: https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2778854567 https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2778854619
7. Open the chess board by entering the year you gave it to your father. . The code is 1996. He was born in 1946 and got it for his 50th birthday.
8. Chess puzzle
- What to do: Figure out the code using the hints on the piece of paper hidden in the cover that was lifted from the chess board (i.e., look right above you).
- Hint: The hints on the paper should be very clear. See the game through each players' eyes, in order. White goes first, then black. Each player focuses on their opponent's pieces.
- Solution: Looking at the black pieces from the white player's perspective, they form the numbers 3 and 0. Doing the reverse, the white pieces form 0 and 5. The solution is 3005
https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2778854742 https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2778860719 https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2778860803
9. As instructed, turn off the lights using the light switch (left of one window). This will turn on the beamer and project an image on the screen.
10. Halloween puzzle
- What to do: Toggle between the four images the beamer can project. Figure out the code for the color-coded Halloween chest using images.
- Hint: Each image has an instruction that corresponds to its own color. So the red image tells you the red number. Each image refers to a certain set of slides.
- Hint 2: THESE spiders means only the spiders on this slide.
- Solution: 8409
- these spiders (on the green slide): 4 (green)
- all the pumpkins (on all four slides): 9 (blue)
- the other hats (on the other (green, blue and red) slides): 8 (purple)
- none of the bats: 0 (red)
11. As instructed on the back of the last letter, do the laundry (i.e., click on it the pile in the basket). Then, click the revealed button to open dad's secret compartment right next to the laundry basket. In there, find the puzzle pieces for the wooden dice.
12. Dice puzzle
- What to do: Insert the missing dice pieces so that they can be pushed together to form a 5x5 dice.
- Hint: Start with the slot near the dice sketch and find the only piece that fits into the middle piece.Identical cats belong on the same side of the dice.
- Hint 2 (cheat): It becomes very easy when you notice that all individual blocks face the same way. That means that you can solve the puzzle by placing the pieces where the wood structure faces the same way on every piece as it does on the middle part.
- Solution:
Part A placed toward room (opposite of Greek poster)
Part B placed toward the army chest
Part C placed on top
Part D placed toward the dice sketch
Part E placed toward the Greek poster

https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2779773258 https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2779773214 https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2779773138 https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2779773175
12. Place all seven photos on the pin board labelled "Memories". Each photo only fits in one location, this is not a puzzle.
https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2778861236