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WorksheetsIntroduction and Starter
Total questions: 30
Worksheet time: 15mins
Which statement best describes computational thinking for students solving problems?
Only tasks computers automatically perform
A way to guess answers without evidence
A range of skills used to solve problems
A single step followed without thinking
In class, you play '2 Truths and a Lie' about computational thinking. Which option is the lie?
Computational thinking helps in other subject areas
Computational thinking supports real-life problem solving
Computational thinking is something computers do
Computational thinking uses skills to solve problems
You need to use patterns to plan a simple, real-life solution. What is the best first step?
Copy a random solution from the internet
Identify repeated ideas or steps in the task
Ignore similarities and treat each case differently
Jump straight to coding without planning
Which phrase best describes computational thinking?
A language used for programming
A way to store computer files
A set of skills to solve problems
A rule for using school devices
Which is NOT one of the four cornerstones of computational thinking?
Data Encryption
Pattern Recognition
Abstraction
Decomposition
What does decomposition involve when solving a problem?
Taking ideas and problems apart
Guessing the final solution first
Ignoring small parts of the task
Combining all steps into one
Abstraction helps you focus on what by hiding extra details?
What’s important in the problem
The most colorful parts
The longest list of steps
Random examples and stories
Pattern recognition is mainly about what action?
Testing hardware components
Counting every single item
Writing long code instructions
Looking for similarities or trends
Algorithmic design is used to create what?
Clear step-by-step instructions
A random choice generator
A decorated flowchart image
A compressed data backup
Why are the four cornerstones compared to a table’s legs?
Each one is essential for stability
They are made of the same material
They are all exactly identical
They are used only for decoration
You need to plan a class trip. Which cornerstone should you use to write the exact sequence of actions like ‘get permission, book bus, pack snacks’?
Decomposition
Algorithmic design
Pattern recognition
Abstraction
Which statement best describes pattern recognition in problem solving?
Guessing solutions without looking for trends
Noticing repeated elements to simplify tasks
Memorizing every detail without grouping
Ignoring repetition and checking randomly
You are practising pattern recognition when you:
Solve problems by trial and error only
Change results of experiments to fit ideas
Avoid using spelling rules in writing
Create or use number sequences in tasks
On an analogue clock, what minutes does the number 4 represent using the 5-minute pattern?
10 minutes past the hour
25 minutes past the hour
15 minutes past the hour
20 minutes past the hour
If the minute hand moves from the 2 to the 6, how many minutes have passed?
20 minutes have passed
30 minutes have passed
15 minutes have passed
25 minutes have passed
A song’s chorus repeats several times. How does this help listeners?
Removes structure and order from the song
Makes the melody unpredictable each time
Creates a memorable pattern in the music
Prevents any rhythm from forming
Look at a tiled artwork with shapes repeating in rows. What feature shows pattern recognition?
Ignoring any repetition in the design
Changing tiles randomly to be unique
Only naming the colors without order
Identifying the repeating shapes and spacing
Which everyday task best uses patterns to improve efficiency?
Counting minutes on a clock one by one
Using spelling rules to edit writing quickly
Reading each word with no rules applied
Measuring randomly in a science experiment
Why do the numbers around the clock help you find minutes quickly?
They change by random amounts each step
They mark hours only without minutes
They decrease by three each step around
They increase by five each step around
In computational thinking, which term describes a repeatable structure you can find and use to solve problems?
Algorithmic procedure used in fixed steps
Pattern you recognize and apply again
Debugging method to remove program errors
Experiment design to test scientific ideas
Which pair of DNA bases correctly follow the common pairing rule used in pattern completion tasks?
G pairs with T
A pairs with T
C pairs with T
A pairs with G
A substitution cipher replaces each letter with another. What is the essential step to decode a message?
Change each vowel to the next consonant
Memorize the entire alphabet backward
Use the same key to reverse the mapping
Guess words using common letter frequency
Which example best shows an algorithm?
A list of your favorite snacks
A step-by-step recipe for a sandwich
A picture of a finished birthday cake
A random guess to solve a puzzle
When preparing for an exam using computational thinking, which approach uses patterns effectively?
Avoid practice and rest the whole week
Repeat problem types you struggled with
Read chapters in any order quickly
Study only topics you already know well
Given the DNA strand A T G C T C A, what is the correct complementary strand using pairing rules?
G C A T A T G
T A C G A G T
C G T A G T C
A T G C T C A
In a simple shift cipher where A→C, B→D, C→E, how does you decode the letter E?
Shift backward one letter to D
Shift backward two letters to C
Shift forward two letters to G
Shift forward one letter to F
You need to plan steps to buy a new car. Which first action shows good algorithmic planning?
Pick the car color immediately
List requirements and set a budget
Test-drive random cars for fun
Sign a contract without research
What is computational thinking?
Giving instructions to a computer
Thinking like a computer in binary
Using techniques to solve problems
Why do we need to think computationally?
To think exactly like a computer
To help us program
To solve complex problems more easily
Which is NOT a computational thinking technique?
Coding
Decomposition
Pattern recognition
