How to develop higher-order thinking skills?

This research intends to produce a mathematical learning design based on Manggarai Local excellence in developing the higher-order thinking skills of students at extraordinary school. This research was a design research that were through three stages, namely initial research, implementation, and retrospective analysis. Data collection were done through post-test results, questionnaires, and observation. Data were analyzed descriptively. The result of the research is mathematics learning based Manggarai local excellence can develop higher-order thinking skills of students at extraordinary school. This result can be motivation for readers or teachers to integrating the local excellence in learning activities.