Palm Sunday - Pave the way with cloaks. Sometimes a strong visual makes all the difference in understanding. Try doing this with children - letting them act out the story. Or set this up as a prayer station.
A dental-themed ABC game, using a yellow dry-erase marker to color 'plaque' on the teeth. Use alphabet dice (alphabet flash cards would work too) to match letters, then brush the matching alphabet tooth clean.
ENVIRONMENTAL PRINT (Print & Word Awareness Activity) - I Spy Letters:: Use real life items and put on a wall. I used to also have kids bring them in and put them in a photo album in the class library.