Then, on the bottom section of your bulletin board, use brown bulletin board paper to create the sand at the bottom of the ocean. (uniqueteachingresources.com)
To create this effect, you need to use blue bulletin board paper for your background. (uniqueteachingresources.com)
As we summarized the day's thoughts into a coherent whole, four crucial concepts became clear amid all the post-its, stickers, and scribblings on bulletin board paper: (edutopia.org)