The Letter C is an unreliable, redundant letter. It either makes the /k/ sound as in cat or the /s/ sound as in celery. It is considered redundant because it doesn't make a unique sound.
The Letter C is part of the /ch/ digraph as in chicken
When C is followed by 'e' or 'i' it often has the soft sound (as in celery).
The activities are organized from easiest to most difficult. Feel free
to go only part way through the activities depending on the comfort level of the
There aren't many words in the language that end with the letter c. /k/ sound words typically are a 'ck' combination as in duck. /s/ sound words typically are a 'ce' combination as in slice.
Although the activities are geared more to the preschool age group, adding one or two less challenging activities when learning the letters can be a welcome break for the kids and can be given as a bonus activity for those who finish their work early.