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liu3hao

99 karmaJoined June 11, 201152 submissions

electronics designer and software developer mail_hn at weihao.dev

liu3hao | Better HN

Recent submissions

1

Suggested Schematic Standards (opens in new tab)

(hackaday.com)

1liu3hao7mo ago0

2

Ultimath: A tool for elementary math (feedback please) (opens in new tab)

(ultimath.com)

1liu3hao13y ago0

3

ShowHN: Learn the Model Method with the Whiteboard (opens in new tab)

(ultimath.com)

1liu3hao13y ago1

4

Singapore Model Method (opens in new tab)

(ultimath.com)

4liu3hao13y ago0

5

Singapore Math Model Method: Ultimath Whiteboard (opens in new tab)

(ultimath.com)

4liu3hao13y ago0