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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 is a variable?
💡 Hint: Think about how you can use a box to hold something.
Question 2
Easy
List the three ways to declare a variable in JavaScript.
💡 Hint: Recall the keywords we discussed.
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 type of variable declaration should you use if you want the value to remain constant?
- let
- const
- var
💡 Hint: Remember what `const` means compared to others.
Question 2
True or False: Variables in JavaScript can only hold strings.
- True
- False
💡 Hint: Think about the different types we learned about.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a program that asks the user for their name and age, storing these values in variables. Use let for age, but const for name. Output a message greeting the user.
💡 Hint: Use prompts to get user input for the variables.
Question 2
Write a function that initializes a constant product price and calculates the total cost based on a number of items purchased. Return the total cost.
💡 Hint: Remember to use `const` for the price and how to return a value from a function.
Challenge and get performance evaluation