MyMathKidK-8 Curriculum
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Data & Statistics

Collect, organize, and analyze data using graphs, charts, and statistical measures.

8
Topic Areas
33
Total Lessons
7
Grade Levels

Data & Statistics, grade by grade

Taught from Grade 1 through Grade 8. Each grade band below lists the skills its lessons teach, with one real problem from that band solved step by step.

Kindergarten–Grade 2

Taught through Data & Graphs (Grades 1–2) — 7 lessons.

Worked example · Grade 1 Data & Graphs

Favorite Seasons

Which season did the fewest children choose?

  1. Count the pictures in each row: winter 9, spring 1, summer 2.
  2. The smallest amount is 1: it is less than 2, 9.
  3. 1 belongs to spring, so the answer is spring.

Answer: spring

More Grade 1 data & graphs

Grades 3–5

Taught through Data & Graphs (Grades 3, 5) — 7 lessons.

Worked example · Grade 3 Data & Graphs

Favorite Pets

How many students chose birds or fish in all?

  1. The birds row has 6 hearts. The key says each heart = 2 students, so count by 2s: 2, 4, 6, 8, 10, 12 (6 × 2 = 12).
  2. The fish row has 5 hearts. The key says each heart = 2 students, so count by 2s: 2, 4, 6, 8, 10 (5 × 2 = 10).
  3. Add them: 12 + 10 = 22. So 22 students in all.

Answer: 22

More Grade 3 data & graphs

Grades 6–8

Taught through Statistics (Grades 6–7), Probability (Grade 7) and Scatter Plots (Grade 8) — 19 lessons.

Worked example · Grade 7 Probability

A bag has 4 red and 4 blue marbles. You pick a marble, put it back, and pick again. What is the probability of picking red both times?

  1. The marble goes back in the bag, so the first pick does not change the second — the two picks are independent. There are 8 marbles, so two picks have 8 × 8 = 64 equally likely outcomes.
  2. P(red) = 4/8 each time.
  3. Multiply: 4/8 × 4/8 = 16/64, which simplifies to 1/4.

Answer: 1/4

More Grade 7 probability

Explore Other Domains

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Frequently Asked Questions

What data and statistics concepts do kids learn in school?

Elementary students learn to collect, organize, and represent data using picture graphs, bar graphs, and line plots (K-5). Middle school introduces mean, median, mode, range, histograms, box plots, and probability (6th-8th). The goal is developing data literacy for real-world decision making.

How do I teach statistics to kids in a fun way?

Use real data that interests your child: sports statistics, weather tracking, survey results from family or friends, video game scores, or science experiments. Creating graphs and charts about topics they care about makes abstract concepts engaging and meaningful.

Why is data literacy important for kids?

Data is everywhere in modern life—news, social media, health information, and career fields. Students who understand how to read, interpret, and question data become better critical thinkers and decision makers. Data literacy is increasingly essential across all careers, not just STEM fields.

Need help finding the right level?

Take our placement quiz to find exactly where your child should start.