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Data Analysis Handbook

This handbook explains common mistakes people make when collecting and interpreting data in simple language. Each section gives a clear definition with examples. Recognizing and avoiding these mistakes helps us critically evaluate the information we encounter.

Teach your kids (12+) about these topics in an interactive space adventure with Critikid’s course, A Statistical Odyssey.

  1. Selection Bias
  2. Regression to the Mean
  3. Correlation and Causation
  4. Clustering Illusion
  5. Gambler's Fallacy
  6. Base Rate Fallacy
  7. Survivorship Bias
  8. Simpson's Paradox

A free printable version is available here.

Courses

Fallacy Detectors

Fallacy Detectors

Develop the skills to tackle logical fallacies through a series of 10 science-fiction videos with activities. Recommended for ages 8 and up.

US$15

Social Media Simulator

Social Media Simulator

Teach your kids to spot misinformation and manipulation in a safe and controlled environment before they face the real thing. Recommended for ages 9 and up.

US$15

A Statistical Odyssey

A Statistical Odyssey

Learn about common mistakes in data analysis with an interactive space adventure. Recommended for ages 12 and up.

US$15

Logic for Teens

Logic for Teens

Learn how to make sense of complicated arguments with 14 video lessons and activities. Recommended for ages 13 and up.

US$15

Emotional Intelligence

Emotional Intelligence

Learn to recognize, understand, and manage your emotions. Designed by child psychologist Ronald Crouch, Ph.D. Recommended for ages 5 to 8.

US$10

Worksheets

Logical Fallacies Worksheets and Lesson Plans

Logical Fallacies Worksheets and Lesson Plans

Ages 8–12

Teach your grades 3-7 students about ten common logical fallacies with these engaging and easy-to-use lesson plans and worksheets.

US$10

Symbolic Logic Worksheets

Symbolic Logic Worksheets

Ages 13+

Worksheets covering the basics of symbolic logic for children ages 13 and up.

US$5

Elementary School Worksheets and Lesson Plans

Elementary School Worksheets and Lesson Plans

Ages 7–10

These lesson plans and worksheets teach students in grades 2-5 about superstitions, different perspectives, facts and opinions, the false dilemma fallacy, and probability.

US$10

Middle School Worksheets and Lesson Plans

Middle School Worksheets and Lesson Plans

Ages 10–13

These lesson plans and worksheets teach students in grades 5-8 about false memories, confirmation bias, Occam’s razor, the strawman fallacy, and pareidolia.

US$10

High School Worksheets and Lesson Plans

High School Worksheets and Lesson Plans

Ages 13+

These lesson plans and worksheets teach students in grades 8-12 about critical thinking, the appeal to nature fallacy, correlation versus causation, the placebo effect, and weasel words.

US$10

Statistical Shenanigans Worksheets and Lesson Plans

Statistical Shenanigans Worksheets and Lesson Plans

Ages 13+

These lesson plans and worksheets teach students in grades 9 and up the statistical principles they need to analyze data rationally.

US$10

Printable Logical Fallacy Handbook

Printable Logical Fallacy Handbook

Ages 13+

A printable PDF explaining 20 common logical fallacies with real-world examples. Recommended for teens and adults.

US$5

Printable Logic Puzzle Cards

Printable Logic Puzzle Cards

Ages 10+

Printable logic puzzle cards with answers and explanations. Varied levels mean they will challenge kids, teens, and even adults.

US$5

Printable Data Analysis Handbook

Printable Data Analysis Handbook

Ages 13+

A printable PDF explaining 8 common errors in data analysis with real-world examples. Recommended for teens and adults.

The Language of Science: Facts, Laws, and Theories

The Language of Science: Facts, Laws, and Theories

Ages 11+

This free science literacy worksheet teaches the difference between facts, laws, and theories and addresses common misconceptions. Recommended for grade 6 and up.