Dip marshmallows. Melt remaining white Candy Melts candy according to package directions. Divide melted candy in three portions. Use candy colors from sets to tint one portion each pink, blue and yellow. Dip end of lollipop stick in melted candy and insert in marshmallow. Chill until firm, about 3 to 5 minutes.
Dip marshmallows in melted candy. Tap to smooth and remove excess candy. Insert sticks in craft foam block. Chill until firm, about 10 to 15 minutes. Reserve remaining melted candy.