Yes, TEDDIES is a Scrabble word!

Letter values in Scrabble US: T 1, E 1, D 2, D 2, I 1, E 1, S 1.

Is it a valid word?

TEDDIES is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

plaything consisting of a child's toy bear (usually plush and stuffed with soft materials)
a woman's sleeveless undergarment

Also: teddy bear.