Spare parts for sale

These extra parts are just lying around, and maybe someone can use them.

Language: 

3 part card trays $8

White display containers $1.75 and $2

Wooden moveable alphabet $15 (missing k & o)

Metal insets (no knobs) $3 each

Math:

Teen board $10

Small wooden number cards $10 (missing #1)

Sensorial:

Small hexagonal box (missing red triangles) $10

Spare parts $3 each

Cultural:

Science puzzles $3