[b](Modified for HTML5 on 19 Nov 2013)[/b]
To help the students to tell the time from the clocks.
Chinese version: http://www.geogebratube.org/material/show/id/6074
Anthony Or. GeoGebra Institute of Hong Kong.
- 目标群组(年龄)
- 6 – 10
- 语言
- English (United Kingdom)
