You can teach your children the alphabet with the English Letters Static Writing Board.

Easy to install with ‘instant post-it’ feature. No tool required.
Durable Polystyrene material holds the surface with static electricity.
No peeling, stickers or adhesives needed, holds like a magnet.
No sticky residues.
Applied to any surface (Wall, door, chalkboard, glass, wood, metal etc.)
Does not damage the surface.
Write & Erase feature!
Whiteboard markers are used.