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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
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
If you place 10 apples into 9 boxes, how many boxes will contain at least 2 apples?
💡 Hint: Consider how many more apples there are than boxes.
Question 2
Easy
What happens if there are 7 pairs of gloves and only 5 pairs of gloves can be stored?
💡 Hint: How many gloves do you have vs. storage space?
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
If you have 20 items and only 15 containers, will at least one container have more than one item?
- True
- False
💡 Hint: Think about the basic logic behind resource allocation.
Question 2
What is the minimum number of people needed to guarantee either 3 mutual friends or 3 mutual enemies?
- 4
- 5
- 6
💡 Hint: Review the principle's application in social dynamics.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Prove that if you have 100 socks and you’re putting them into 80 drawers, at least one drawer must contain at least 2 socks.
💡 Hint: Think about how drawers can be filled.
Question 2
If you collect rebounds from 15 basketball games and there are only 10 hoops to shoot at, show using a pigeon-hole approach that at least one hoop must have 2 rebounds.
💡 Hint: Relate rebounds to the principle’s logic.
Challenge and get performance evaluation