I have been showing Princess how to use various types of tongs for months, but she finally has the hang of it!!!!!
I placed a tray with marbles and an upside down whale bath mat on a tray along with tongs. She simply uses the tongs to transfer the marbles back and forth. The tongs I used are toast tongs from Montessori Services.
She loved this and has chosen this activity several times over the past few days: