This innovative demonstration clock features coloured transparent overlays that can show that 5, 10, 15 and 30 minutes happen every hour.
Use one at a time or altogether, they can be rotated to any position on the face.
Pupils often struggle with the concept that time intervals happen beyond 12.00 to 12.15 or 12.30 for example. This durable, plastic clock will help to clear up common misconceptions, the blue transparency represents 5 minutes, orange 10 minutes, red 15 minutes and green 30 minutes. Ideal for front of class demonstrations or group work.