7th Grade: Wave interactions ppt or poster is DUE on 5/8. Chapter 1 review pp. 4-19. Check your email for details.
8th Grade: Section review and directed reading of Galaxies pp. 46-49. Your email has the assignment specifics.
Online textbook access for HRW series is:
my.hrw.com
username: svikings3
password: v4f5