My Brother Rabbit

Story related, not missable

You need to free the rabbit hanging in the tree
-> 5 saw beetles

#Open test tube at the bottom left(1/5),
#Free the loose wooden board beneath the ticket counter to find second saw beetle (2/5).
#Hidden by the knocked over chair on the ground (3/5).
#Move the red handle three times, then grab a saw beetle from the rocks(4/5)
#Move the red handle twice more, then take the handle that is revealed. Use this on the door so you can head inside this house there
-> Pocket of the blue jacket (5/5).

Go back outside and use the saw beetles on the ropes

Achievement unlocked