All Dates are here with deadlines for registration:
Dates at GHS:
ACT
October 28th
April 14th
Register Here: http://www.act.org/
SAT
October 7th
November 4th
December 2nd
March 10th
May 5th
June 2nd
Register Here: https://www.collegeboard.org/
Practice Here: https://sat.collegeboard.org/practice