Teaching Tools

Free ancient poetry calligraphy practice sheets, a great helper for both handwriting practice and learning

Zhejiang University helps ease your AI anxiety, going beyond just AI knowledge and application.

A family learning companion that turns daily effort into growth

One brutal puzzle a day. Sharpen your brain in minutes.

A startup handbook for ordinary people.

A digital Buddhist canon that starts from the scriptures to understand the Dharma — nearly 20,000 volumes of sutras with plain-language explanations and keyword hints, without altering the original text.