Fill your child's school bag with this great gift cake to celebrate their first day of school. Whether it's a new school, the first day of term or to celebrate them going up a year, this School Bag cake is the perfect design! Fill your child's school bag with this great gift cake to celebrate their first day of school. Whether it's a new school, the first day of term or to celebrate them going up a year, this School Bag cake is the perfect design!