Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of portable water purification devices?
💡 Hint: Think about the main issue they address.
Question 2
Easy
Name one company that produces portable water purification devices.
💡 Hint: Recall the example mentioned in the class.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What technology do portable water purification devices primarily use?
- Microfiltration
- UV Sterilization
- Reverse Osmosis
💡 Hint: Think of the filter characteristics.
Question 2
True or False: Portable water purification devices require electricity to function.
- True
- False
💡 Hint: Consider the advantages of portability.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a new portable water purification device keeping user needs and environmental impacts in mind. Outline your design features and their benefits.
💡 Hint: Think of how different users interact with water and their varying contexts.
Question 2
Analyze a recent disaster (e.g., earthquake, flood) where clean water was a vital need. Discuss how portable purification devices could have impacted the outcome.
💡 Hint: Consider facts about infrastructure and logistics in disaster zones.
Challenge and get performance evaluation