Demonstration size - 30 cm
Demonstration clock - write-on/wipe-off
24-hour clocks with hidden gears which maintain correct hour and minute relationships. Available for teacher and students.
Let's Build the Time
Clock with removable, coloured segments of 5, 15 and 30 minutes. All wood.
Magnetic Demonstration Clock
Very handy large magnetic demonstration clock. Move the hands and write the time in the erasable section.
Clock-calendar - Horloge-calendrier
Available in French only. Versatile wood-base frame, with a 24h manual clock, days of the week, months of the year,...