inkless
1. Inkless Tales http://www.inklesstales.com/ Collection of stories, poems, games, and tongue twisters. Also has an animated alphabet and a question-and-answer show about stars.
十分优秀的儿童英语资源网站.收录了很多动画故事,网上游戏和活动.对初学阅读的孩子们有很大的帮助.
2. inkless two-pen strip chart recorder
无墨水双笔长图记录仪
3. inkless pen recorder
无墨笔尖记录器
4. inkless recorder
无墨记录器