reading ruler
thingiverse
A reading ruler with a moving window to focus on a specific word for kids. סרגל קריאה עם חלון זז למיקוד על מילה ספציפית. הפרוייקט של קפאח מבארקה
Download Model from thingiverse
With this file you will be able to print reading ruler with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on reading ruler.