Uni- means one, Bi- means two
Now children can make new connections between numbers and so many words in the English language including: tricycle, unity, and pentagon
This primer goes number by number, choosing either a Greek or Latin root for each number and introducing them in a rhythmic way.
Once a child learns these roots he or she will be able to find numerical meaning in otherwise unfamiliar words Give a child the gift of numerical roots; it will serve them for life