The counting cube has the zuish numbers on it. the line on the top means 1. Rotate 1 clockwise ⟳ once and it's 2. Rotate 1 clockwise ⟳ twice and it's 3.
Rotate 1 clockwise ⟳ thrice and it's 4.
A blank square is 0.
numbers
Now, for numbers that look different, like 5, think 1+4=5.
put the images for 1 and 4 together to make 5.
The numbers even have different images
5 could be
1+4=5
3+2=5
don't use the same number to make a number
don't use 0 to make a number
The writing cube has the zuish numbers
and 6 images rotating the images will let you see every zuish letter.letters
Tome/Book and skull
The tome can be used with the skull and hexahedron's pattern in the boiling room to make a code I think? I found out that skull's eyes on page of the tome "E6" says 1 E 2 E 3 R.
E-E-R.
Tome & Skull artifacts