Computer Science
Grade 1
20 min
Simple Charts
Simple Charts
Tutorial Preview
1
Introduction & Learning Objectives
Learning Objectives
Identify that a chart shows information.
Count items for a simple chart.
Sort objects into categories.
Read a simple pictograph.
Read a simple bar chart.
Answer 'how many' from a chart.
What is your favorite color? π¨ Let's see how we can show everyone's favorite!
We will learn about charts. Charts are special pictures. They help us see information quickly.
Real-World Applications
Showing favorite toys in class π§Έ
Counting sunny and rainy days βοΈπ§οΈ
Seeing what snack most friends like π₯¨
Voting for a class pet πΉ
2
Key Concepts & Vocabulary
TermDefinitionExample
DataData is a collection of little facts. Like counting red, blue, and yellow blocks.3 red blocks, 5 blue blocks, 2 yellow blocks. β€οΈβ€οΈβ€οΈ πππππ ππ
ChartA chart is a picture of our data. It helps us understand our facts easily.A drawing that shows blue is the favorite color.
CategoryA category is a group of similar things. All the red toys are one category.Fruits are a category. πππ are all in the fruit category.
CountTo count means to find out how many. We count to get our data.Counting the dogs in a picture. πΆπΆπΆ There are 3 dogs.
PictographA pictograph uses pictures to show data. One picture means one thing.πππ shows we have 3 apples.
Bar ChartA bar chart uses blocks or bars. Taller bars mean more things.A tall blue bar and a short red bar. This mean...
3
Core Syntax & Patterns
One Picture, One Thing
In a pictograph, each picture stands for one item.
When you make a pictograph, use one emoji or drawing for each thing you count.
Taller Bar, More Items
In a bar chart, the taller bar has more.
Look at the bars. The longest one is the biggest group.
Give It a Name
Charts need a title and labels.
Always write what your chart is about. Label each group so we know what it is.
4 more steps in this tutorial
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Challenging
A chart shows 4 kids have pet fish π and 5 kids have pet hamsters πΉ. If 2 kids with hamsters get a fish instead, which pet will be the most popular?
A.Fish
B.Hamsters
C.They will be equal
D.Cats
Challenging
A bar chart shows the number of red, blue, and green crayons in a box. What question can this chart NOT answer?
A.How many green crayons are there?
B.Which color has the most crayons?
C.Are the crayons sharp or dull?
D.Are there more red crayons or blue crayons?
Challenging
A class has 10 students. A chart shows that on Monday, 2 kids were absent. On Tuesday, 4 kids were absent. On which day were the MOST kids at school?
A.Tuesday
B.Monday
C.The same number of kids were there both days
D.The chart doesn't say
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