4. Chalkboard  This includes not only those with flat and wide surfaces but also the portable types which can be moved or even serve as dividers. Usi
{"Image DocumentName": "4. Chalkboard", "Image ImageDescription": "This includes not only those with flat and wide surfaces but also the portable types which can be moved or even serve as dividers. Using chalk, it is a convenient writing area where illustrations can instantly be drawn even during a discussion. An eraser can easily keep it clean and ready for continuous use.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}