Teaching aid whiteboards are perfect for circle time or individual student practice. Practical two-sided boards feature a permanent work sheet template on one side and plain dry-erase material on the other. Use this handy tool for a variety of language skill exercises including: spelling, phonics, prefixes and suffixes. Worksheet template can be used for math exercises as well. Water-based dry-erase markers are recommended and sold separately. Math whiteboard is designed for students in first-grade to third-grade.