19th March (a Monday this year) is Día de San José in Spain - St Joseph's Day.  And as Joseph was such an important father, it's also Father's Day - el Día del Padre.

If you fancy marking the day with your students, here are some useful links:

Crafts and colourings for San José

Colourings and cards

More colourings

The history of Día del Padre

Ideas for crafts

Text with ideas of how you could celebrate the day (for more advanced students)