I love this idea for the sand table. Check out the site, Little Hands, Big Work, for lots of other good ideas.
From First Grade in One Year....
30 ways to practice spelling words from Jimmie's Collage
The Very Important Book of Kindergarten Words from Mrs. M's Blog...
Create a class book with pages from favorite read alouds you have shared that highlight word wall words in them.
Layers of the soil activity from Mrs. Feinman
Macaroni penguins from Little Illuminations
Valentine treats from the Fry Family Blog
Lots of Dental Health activities From the Hive
Valentine Friends from First Grade Blue Skies