Computer Science
Grade 1
20 min
Simple Logic Puzzles: Finding the Answer
Solve simple logic puzzles with visual clues.
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1
Introduction & Learning Objectives
Learning Objectives
Identify clues in a simple puzzle.
Use a rule to make a choice.
Eliminate answers that do not fit the clues.
Solve a one- or two-clue logic puzzle.
Explain their answer using the clues.
Check if their answer is correct.
I am an animal. I say 'moo'. I give milk. What am I? 🐄 Let's be detectives!
We will learn to solve fun puzzles! We will use clues to find the right answer. This helps our brain think like a computer, one step at a time.
Real-World Applications
Choosing what to wear based on the weather ☀️
Picking the right piece for a puzzle 🧩
Following steps to build with blocks 🧱
Putting away toys in the right bins 🧸
2
Key Concepts & Vocabulary
TermDefinitionExample
Clue 🕵️A clue is a little hint that helps you find an answer.In a puzzle, a clue could be 'the animal has stripes'.
Rule 📜A rule is something that must be true.A rule could be 'the toy must be in the red box'.
Logic 🤔Logic is thinking carefully, one step at a time.If the clue is 'it is a fruit' and 'it is yellow', you use logic to think of a banana.
Elimination ❌Elimination means crossing off answers that are wrong.If the clue is 'it is NOT red', we eliminate the apple and the strawberry.
Solution ✅The solution is the final, correct answer to the puzzle.After using all the clues, the solution is the lion! 🦁
3
Core Syntax & Patterns
One Clue at a Time
Look at only one clue. Then look at the next one.
Use this to keep your thinking neat. Don't try to use all clues at once.
If... Then...
IF a clue is true, THEN something else must be true.
This helps you connect clues. 'IF the animal has a long neck, THEN it must be a giraffe.'
Check Your Answer
Look at your answer. Does it match ALL the clues?
Do this at the end. It helps you make sure you found the right solution.
4 more steps in this tutorial
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Challenging
The correct answer to a puzzle is a big, green tractor 🚜. Which of these clues would make the puzzle IMPOSSIBLE to solve?
A.Clue: It is green.
B.Clue: It is a small car.
C.Clue: It is found on a farm.
D.Clue: It has big wheels.
Challenging
Clues: 1. It is a food. 2. It is cold. 3. It is NOT a drink. Leo is shown ice cream 🍦, hot soup 🥣, and milk 🥛. He chooses the milk. Which pitfall did Leo fall into?
A.He forgot the 'NOT' clue.
B.He guessed too fast.
C.He didn't read Clue 2.
D.He didn't read Clue 1.
Challenging
It's time for lunch! 🥪 Find my drink. Clue 1: It is white. Clue 2: A cow makes it. Clue 3: It is NOT hot.
A.Hot chocolate ☕
B.Water 💧
C.Milk 🥛
D.Apple juice 🧃
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