This is one of my all-time favourite activities: the Story Chain, and it works fabulously with the basic Wizard English Grid template.
The screencast below gives you an overview and demonstration, along with some ideas on how it can be gradually expanded to cater to longer written contributions from students.
Click here if you want to download a PDF version of the basic Wizard English Grid template.
Other applications for the Wizard English Grid you may not have considered yet:
Wizard English Grids to create vocabulary learning resources
Wizard English Grids for Word Bingo games
Wizard English Grids for Syllables Practice
Wizard English Grids for "Finding Out"
And to find out about future application ideas, just visit the Wizard English Grids category of the blog (where all WEG ideas are added!).
:-)