Assemble chalkboard. Cut bright white Candy Melts candy wafers in half and place in refrigerator. Use leftover fondant to prepare thinned fondant adhesive following recipe directions. Use brush and thinned fondant adhesive to attach chalkboard to ivory background. Use candy wafer halves to write message on chalkboard. You may need to use a fresh chilled wafer for each letter.
Melt bright white candy melts candy in disposable decorating bag according to package directions. Use white melted candy and cut disposable decorating bag to attach lollipop stick to back of chalkboard. Chill until firm, about 3 to 5 minutes. Insert chalkboard into cake.