I like this idea Interactive Smartboard Money Activities, also available in Canadian coins.
Learn to add money, make change, and compare money amounts with this coin war activity.
Coin poems to help students remember the value of pennies, nickels, and dimes. Pinning for next year when my little ones starting learning money
How easy are these for studying pennies, nickels, dimes, and quarters? From Classroom Freebies: Coin Popsicle Stick Puppets
Money Worksheets for Grade - Count, Cut and Paste?
Susan Jones Teaching: Money Activities for Kindergarten and Grade!