LESSON VIII
On this cipher necklace the square beads represent the a form, the round beads the b form. The cipher words are “Yankee Doodle.” For working this or any other appropriate phrase, the child should string the beads on one of the laces provided.
LESSON IX
This is similar to the preceding lesson except that in this case the blue beads represent the a form, the orange beads, the b form. The cipher words are “A Cipher Chain.”