Yes, EDUCATIONS is a Scrabble word!

Letter values in Scrabble US: E 1, D 2, U 1, C 3, A 1, T 1, I 1, O 1, N 1, S 1.

Is it a valid word?

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

the activities of educating or instructing; activities that impart knowledge or skill
knowledge acquired by learning and instruction
the gradual process of acquiring knowledge
the profession of teaching (especially at a school or college or university)
the result of good upbringing (especially knowledge of correct social behavior)
the United States federal department that administers all federal programs dealing with education (including federal aid to educational institutions and students); created 1979

Also: educational activity, department of education, education department.