Cut out ‘j’s' from a magazine or newspaper.
Glue on pieces of old jigsaw puzzle pieces.
Color orange and make a face to look like a jack-o-lantern.
My "J" Book - by Jane Belk Moncure - Be sure to use the phonetic sound of the letter and not just the letter name when reading the book. When we come to a letter, I have my child read the phonetic sound of each letter.
Five Little Monkeys Jumping on the Bed
Sheep in a Jeep