Spelling Sets is a great phonics/spelling (encoding) activity for young learners to do individually. You can make your own Spelling Sets by printing out the PDFs I have provided (links below), or by using the PDFs as models to follow to make your own Spelling Sets to fit your students’ particular needs.
Here is a PDF of the letter (grapheme) tiles to print out and cut up.
And here is a PDF of the answer key and student checklists to print out.