Hourglass 5 time intervals 5/fp

How many somersaults can you do in 30 seconds? How long is a minute? Explore and learn more about time with hourglasses. Use the hourglasses to time tasks or response time in games. The five hourglasses measure 30 seconds, 1 minute, 3 minutes, 5 minutes and 10 minutes. - Material: ABS, PC, glass, coloured sand - Height: 14.5 cm - Recommended age: 3+ - Accuracy: ±10%