Deena's Lucky Penny - Math Matters Author:Barbara Derubertis, Cynthia Fisher In Deena's Lucky Penny, the focus is on money: identifying pennies, nickels, dimes, and quarters; recognizing equivalencies (eg. five pennies = one nickel; two nickels = one dime; and so on, up to four quarters = one dollar). Deena's mom's birthday is coming and Deena has no money to buy a present for her. — She finds a "lucky&qu... more »ot; penny and through the help of neighbors and family, she trades up until her penny gradually becomes a dollar. Now Deena can afford a gift for mom. Math Concept: Money« less