Also, she should be encouraged to use new words in speech and writing activities to increase her proficiency in spelling. Simple activities like the "Word Power" section in Reader's Digest can help her build vocabulary and work on spelling concurrently. Word Matters: Teaching Phonics and Spelling in the Reading/Writing Classroom by Gay Su Pinnell, Irene Fountas, and Mary Giacobbe focuses on phonics and spelling and may be useful to a student who has a phonetic orientation to learning. The book includes lots of practical "stuff," including spelling mini lessons, word lists, and reproducible lesson materials.
Although some gifted students disdain spelling as uninteresting, the National Spelling Bee is populated with gifted students who find spelling a challenging area of interest. Sometimes reframing a boring subject into a stimulating task is all a gifted child needs for motivation.