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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What percentage of Earth's water is freshwater?
💡 Hint: Remember the total volume of water and find the smaller fraction.
Question 2
Easy
Name one type of water pollution.
💡 Hint: Think of common pollutants that can be found in water.
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 percentage of the Earth's water is saltwater?
- 97.5%
- 85%
- 65%
💡 Hint: Look at the huge bodies of water we see.
Question 2
True or False: Over-extraction of groundwater contributes to water scarcity.
- True
- False
💡 Hint: Consider the balance needed in water usage.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Analyze how urbanization impacts local water resources in a city.
💡 Hint: Consider how buildings affect natural water flow.
Question 2
Design a water conservation project for a school setting.
💡 Hint: Think about ways to get your peers involved.
Challenge and get performance evaluation