This is Isis the great mother-goddess and healer and a magician.
A RARE EARLY EGYPTIAN MOSAIC GLASS SNAKE HEAD, late New Kingdom, ca. 1375-1180 BC. Opaque, blue and yellow striped mosaic glass with white and blue eyes. Very early example of Mosaic glass. 1.5". Flake on tip. A related snake head is known from the Amarna royal tombs.
An ancient Egyptian faience inlay depicting Thoth, god of wisdom, as the ibis with a feather, symbolising Maat, the goddess of truth/truth. (The Metropolitan Museum of Art) ~ Thoth was very wise and had access to a great library of learning.