Make your own classroom posters
ReciteThis has many designs that you can use as backgrounds for quotes. Maybe there is something that you always in your classroom.
Keep your markers lasting longer
- Velcro markers to the top of your board and hang them upside down
Writing on plastic with a marker - paint over it with clear nail polish to keep it lasting longer
A roasting plan makes a great collection bin
I wish I had cute pictures for all of these, but I couldn't find any that were creative commons. :-(