Understand the idea
A chart key tells you what a symbol represents. Keep the same rule across categories.
WORKED EXAMPLE
A fictional fruit vote has Apple 4 and Banana 3. With one picture per vote, draw four apples and three bananas.
Watch it step by step
Step 1 of 4Look
Name the two groups: Apple: 4, Banana: 3.
Choose Play to advance steps automatically.
Read or choose any step
- Look
Name the two groups: Apple: 4, Banana: 3.
- Count
Touch each picture once. Each picture stands for one item or vote.
- Join
Count both groups together: 4 + 3 = 7.
- Compare
The first group has one more. Show the extra picture.
TRY BEFORE CHECKING
Exercises with feedback
MAKE SOMETHING YOU CAN EXPLAIN
Your practical challenge
Draw the fruit chart with the key one picture = one vote. Describe the difference.
These ticks are your self-review. They do not automatically assess project quality. Ask an adult or partner to review what you can show.
Use the skill in a new situation
Change the key to two votes per picture only after discussing partial symbols.