Everything at a glance, month after month: The new Supermemo diary 2025 is here! The practical strip calendar focussing on the essentials: With colour coding for weekends and public holidays and a date slider for better orientation. Single-column long planner for home office and office: Calendar in portrait format 17x85 cm. It doesn't get any clearer than this: wall calendar with numerous extras such as school holidays and an overview of the year. The perfect memory aid: Appointment planner by Heye from Athesia Kalenderverlag.