To add a level of difficulty. I would add number cube to see how many letters to cover up at a time. Use tally marks, dots, numerals ect Free "find the letter" alphabet worksheets! Get them for uppercase, lowercase, and both!
Letter of the Day Worksheets -Read & Identify the letter -Say the Sound -Trace Uppercase -Trace Lowercase -Write Uppercase & Lowercase -Color Beginning letter animal -Seek and Find letter -Draw (items that begin with your letter) -ABC Order