- Versatile resource for hiding and revealing numbers, symbols, words and phonemes.
- Supplied with two narrow 'sliders' and one wide 'slider', each with a coloured side and a side with a dry-wipe box.
- Particularly useful for 'missing number/empty box' problems and pattern spotting in maths and for sentence and word construction in literacy.
- Rigid whiteboard for use with dry wipe pens.
- Size 42cm x 6.5cm.