This webpage lists a variety of ways to use a word wall in an elementary classroom. I love the recommendation of adding art to your word wall, even if it is for math or science. The more interesting and appealing your word wall is, the more your students will use it!
In this video, a teacher uses both a word wall and an inference wall to help students prepare for and predict a chapter in a book. Notice how engaged she keeps her students throughout, by asking questions and leading them through the activity. This is a great example of how much learning can occur with a word wall activity.
This article breaks the process of creating a word wall into 5 steps. The most useful part of this article is the discussion about types of word walls, where digital word walls are discussed. If you have never seen a digital word wall, check out the links provided in that section of the article. They are great for older students!
I keep this page bookmarked for reference when planning on using a word wall for an activity. It lists some important qualities for a good word wall, and I use it as a "checklist" of sorts to make sure I am using my word wall to its full potential.
One great aspect of a word wall is that you can incorporate classroom activities around it. This webpage lists 5 fun activities that can be used with a word wall. I love using "Mind Reader," where students try to figure out a mystery word.
If you have never used a word wall before, this is a great place to start. There is an excellent explanation for why word walls are effective as well as examples for language arts, math, science, and social studies!