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Chasing 100M Daily Users, Duolingo Reconsiders Ads, Paying Influencers, and Its Most Expensive Plan

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Materials Introduction

Explore materials science through high-performance metals, advanced polymers, new ceramics, composite materials, and emerging battery technologies.
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Gemstone Resources and Markets

Analyze gem and jade deposits, trace diamond, corundum, emerald, jadeite, and pearl origins, apply valuation methods, and evaluate global jewelry trade.
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Welding Inspection

Perform welding quality inspection using visual, radiographic, ultrasonic, magnetic particle, penetrant, and eddy current testing; identify defects and prepare quality reports.
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Indonesia Cyber Education Institute
Building Your First Digital Twin Product

Build a digital twin product by preparing AWS tools, creating a 3D scene in AWS IoT TwinMaker, and designing a Grafana dashboard.
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Bioprocess Engineering Drawing

Learn to create bioprocess engineering drawings using block flow diagrams, process flow diagrams, P&IDs, and their associated drawing tools.
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Introduction to Volcanology

Learn to identify volcanic products, analyze eruption prediction methods, and compare volcano types and their effects.
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Developing Geographic Information System using Flask, Leaflet and PostgreSQL

Learn to build GIS applications with Flask, Leaflet, and PostgreSQL/PostGIS, manage spatial data, create interactive maps, and implement CRUD functionality.
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Unlocking Wisdom: Islamic Educational Philosophy

Explore Islamic educational philosophy through its sources, the purposes of education, Tarbiyah and Ta’lim, and the human as a pedagogical being.
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Terrorism and Digital Technology

Examine terrorist use of digital technology, including cyber activity purposes, digital connectivity, and responses to terrorist online operations.
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Small Island Entrepreneurship: Indonesian Case

Analyze entrepreneurship in Indonesian small islands, evaluate problem–solution fit, and develop implementation approaches through readings and video cases.
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Getting to Know Your Body: Sleep Physiology

Learn to explain sleep physiology, assess healthy sleep across the lifespan, identify quality factors, and apply strategies for better sleep.
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Strategies for Successful Scientific Writing and Publication

Develop original research ideas, structure scientific papers, strengthen scientific writing, and devise strategies for successful publication.
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Innovation and Entrepreneurship Practice

Learn to identify opportunities, build MVP prototypes, conduct user testing, and pitch business plans using lean startup and design thinking.
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Introduction to Solitons and Topological Defects

Learn to analyze solitary waves, one-dimensional solitons, and topological defects.
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Quality Evaluation of Radiographs in Dentistry

Evaluate radiographic quality in dentistry by assessing intraoral, panoramic, and cephalometric radiographs.
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