Donald Castillo

  • 812 Presentations

Member since: December 27, 2017

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Elon Musk Critical Career De...
Startup & Entrepreneurship
399 Views 6 years ago pptx
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Different type of cameras
Technology
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Famous economist
Economy & Finance
896 Views 6 years ago pptx
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Best way to celebrate New Ye...
Occasion & Celebrations
469 Views 6 years ago pptx
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Farewell theme ideas for sen...
Occasion & Celebrations
618 Views 6 years ago pptx
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Best universities in the wor...
Education
402 Views 6 years ago pptx