Use the MOLE on the soil (J).
Take the STICK (K).
Note the mini-game on the door (L).
Use the CRUCIBLE on the green spikes;
take the GOLDEN SPIKES (M).
Move the slab and select the grave (N).
Play the HOP to earn the BUTTERFLY (O).
Walk down twice.
Place the BUTTERFLY in the drawer (P).
Take the RAZOR and the 1st SCREWDRIVER (Q).
Walk forward twice.