Template:
```hindi
[विद्यालय का नाम]
[शहर, राज्य]
[दिनांक]
प्रमाण पत्र
यह प्रमाणित किया जाता है कि [छात्र का नाम], कक्षा [कक्षा], ने [विषय] विषय पर [प्रोजेक्ट का नाम] शीर्षक वाला एक प्रोजेक्ट तैयार किया है।
प्रोजेक्ट में [प्रोजेक्ट के बारे में संक्षिप्त विवरण] शामिल था। प्रोजेक्ट की गुणवत्ता, शोध, प्रस्तुति और रचनात्मकता के लिए हम उन्हें बधाई देते हैं।
[अध्यापक का हस्ताक्षर]
[अध्यापक का नाम]
[विषय]
```
Key Points:
* विद्यालय का नाम: Name of the school.
* शहर, राज्य: City and State.
* दिनांक: Date of issuance.
* छात्र का नाम: Name of the student.
* कक्षा: Class the student is in.
* विषय: Subject of the project.
* प्रोजेक्ट का नाम: Title of the project.
* प्रोजेक्ट के बारे में संक्षिप्त विवरण: Brief description of the project's content and what it covered.
* अध्यापक का हस्ताक्षर: Teacher's signature.
* अध्यापक का नाम: Teacher's name.
* विषय: Subject taught by the teacher.
Tips for Writing a Certificate:
* Use Formal Language: Choose respectful and formal Hindi words.
* Be Specific: Clearly mention the student's name, class, project topic, and a brief overview of the project.
* Focus on Achievements: Highlight the student's hard work, research, and creativity in completing the project.
* Proofread Carefully: Ensure there are no grammatical errors or spelling mistakes.
* Design: You can choose a simple design with a border and school logo for a more professional look.
Additional Information:
* You can add a statement mentioning that the certificate is being issued for participation in a particular competition or event.
* You can also mention the date of the project completion.
For More Help:
* If you need further assistance with Hindi grammar or wording, you can use online tools like Google Translate or consult with a Hindi speaker.
* There are also many Hindi language websites and forums where you can get help with writing certificates and other formal documents.