Split the class into two teams. Have them line up in their teams in front of the whiteboard.
Teacher writes sight words on board. Write each word more than once.
Hand the first student of each line a whiteboard eraser.
Teacher calls out a word.
First student to rub out the correct word gets a point for their team.
The erasers get passed to the next students in line.
Teacher continues calling out the words until all words are erased.
Team with the most points wins.