Duo Window Reading Ruler Pack of 10 Assorted Colours
This pack of 10 rulers has a wide range of colours to choose from, these rulers have a coloured overlay filter and text highlighter, research has shown that they can increase reading speed by up to 32%.
You can use either of the strips for focusing in on words such as the larger strip for paragraphs and the smaller one for single lines, the different colours can be combined to create different tints.
These are perfect for both children and adults that suffer symptoms of visual stress.
. Increase reading speed by up to 32%
. Improves focus
. Alleviates symptoms of visual conditions
. Suitable for dyslexic learners
. Pack of 10 mixed colours
. Ideal for all ages
. Approximate dimensions (mm) H 214 W 110 D 7