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AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.
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Sustainable Tourism: Society & Environmental Aspects
Introducción a la inversión bursátil
Industrial Pharmacy-I
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XuetangX is an open online learning platform for Chinese students. It offers massive courses in multiple disciplines, with a mission to build an affordable, quality learning environment for everyone.
Build web applications through front-end fundamentals, JavaScript, API integration, UI design, case analysis, and rapid development techniques.
Learn to build Android and HarmonyOS applications that communicate with hardware through Bluetooth, sockets, NFC, and smart-home projects.
Learn to read and draw metal hull plans—from ship shape and general layout drawings to frame and outer-plate expansion diagrams—using real shipyard production drawings.
Learn workplace English through railway operations, from tracks and signaling to dispatching, freight, locomotives, high-speed rail, and safety.
What will it take to achieve the Sustainable Development Goals by 2030?
Learn ABB industrial robots through task-based programming for laser cutting, welding, handling, palletizing, drawing, and motor assembly.
With the progress of equipment technology and the continuous updating and iteration of management theory, this course is synchronized with the forefront of existing enterprise equipment management.
Learn ABB RobotStudio offline programming and simulation by building industrial robot workstations for handling, palletizing, welding, painting, and conveyor tracking.
Build Spanish-language engineering and project-management fluency for terminology, documents, and translation challenges in overseas construction projects.
Applies Darcy’s law, well interference, transient flow, gas seepage, and water-drive theory to model oil, gas, and water movement in reservoirs.
聚焦石油加工与化工中的催化剂设计、失活机理及催化过程开发。
Learn how statics, material behavior, and structural mechanics explain stress, deformation, stability, and bearing capacity in construction components.
Learn shielded metal arc welding through practical work on T-joints, plate, pipes, and tube sheets in multiple welding positions.
Develop tour-guide skills for group reception, commentary, service standards, professional ethics, and handling tour incidents.
Engineering Education Reform and Sustainable Development—— Call for Young People and Women to Participate in Engineering Education
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