This is going to take you waaay back.
Back to school supply lists
Source: cdn.sheknows.com
Slates
Source: coedu.usf.edu
Writing your name* on the upper right-hand corner of your wide ruled loose leaf paper
*Picture not actually from 1989 and is only used here for illustrative purposes.
Trapper Keepers
Source: 4.bp.blogspot.com