Critical Thinking

Critical thinking helps kids and teens analyze information, spot patterns, and make thoughtful decisions in a noisy world. Our Critical Thinking collection gathers vetted, secular resources for homeschoolers, afterschooling families, and caregivers who want to nurture reasoning across all subjects. You’ll find logic curricula, puzzle and problem-solving programs, philosophy for children, debate and discussion guides, and tutors who specialize in argumentation and analysis. Every resource is reviewed for developmental fit, inclusivity, and an emphasis on teaching kids how to think, not what to think. Use the filters to explore by age or grade band, focus area (logic, argument, media literacy, or open-ended inquiry), format (books, games, online courses, or live classes), and learning needs such as ADHD, autism, dyslexia, giftedness, or 2e. Many families integrate critical thinking tools into existing math, science, and humanities work. If you’re unsure where to start or how to support a very analytical or very literal thinker, Modulo’s AI learning concierge can recommend resources tailored to your child.

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195 products

National Archives
National Archives
Regular price $0.00 USD
Online Program
National Archives
No reviews
The U.S. National Archives website provides access to digitized primary sources, documents, and teaching activities. Great for bringing authentic historical letters, photos, and records into your history lessons.
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Homework Help – LibGuides
Regular price $0.00 USD
Online Program
Homework Help – LibGuides
No reviews
Homework Help – LibGuides is a public library homework portal that organizes vetted websites, databases, and research tips by subject, giving students a safe starting point for projects and reports.
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If Books Could Kill
If Books Could Kill
Regular price $0.00 USD
Podcast
If Books Could Kill
No reviews
Podcast that critically examines influential nonfiction bestsellers and how they shape public ideas. Most episodes suit adults though selective listening with older teens can spark media literacy and critical thinking conversations.
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Dynamic Data Science
Dynamic Data Science
Regular price $0.00 USD
Online Program
Dynamic Data Science
No reviews
Dynamic Data Science from Concord Consortium offers free web based activities where students analyze real world data using interactive tools. It helps middle and high school learners build statistics and data literacy skills.
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Calling Bullshit
Calling Bullshit
Regular price $0.00 USD
Online Program
Calling Bullshit
No reviews
A free course and website that teaches how to spot misleading graphs, statistics, and arguments. Best for teens and adults learning critical thinking and data literacy.
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Chess Kid
Chess Kid
Regular price $0.00 USD
Online Program
Chess Kid
No reviews
A kid-safe chess website with lessons, puzzles, and the ability to play others online. Builds strategic thinking and patience while teaching the rules and tactics of chess.
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OverTheWire: Bandit
OverTheWire: Bandit
Regular price $0.00 USD
Game
OverTheWire: Bandit
No reviews
A free online command-line wargame that introduces Linux, SSH, and basic cybersecurity ideas through short "levels," ideal for older teens curious about ethical hacking or system administration.
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Art of Problem Solving
Art of Problem Solving
Regular price $47.00 USD
Curriculum
Art of Problem Solving
No reviews
Comprehensive math program for motivated students that combines rigorous textbooks, online problem solving classes and an active community. Especially strong for contest math and deep conceptual understanding.
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AoPS Academy
AoPS Academy
Regular price $53.00 USD
Live, Interactive Online Classes
AoPS Academy
No reviews
Live math classes for high achieving students that push beyond standard school curricula using challenging problems and deep discussion. Offered online and at learning centers with placement by level rather than age.
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CS Unplugged
CS Unplugged
Regular price $0.00 USD
Online Program
CS Unplugged
No reviews
Collection of free hands on activities that teach computer science ideas without screens using cards games and puzzles. Perfect for mixed age groups or tech breaks while still building core concepts.
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Highlights for Children
Highlights for Children
Regular price $48.00 USD
Subscription Kit
Highlights for Children
No reviews
Classic children’s magazine subscription with stories puzzles science snippets and activities aimed at preschool and elementary ages. Great for quiet reading baskets waiting rooms and gentle literacy and thinking practice.
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Math Playground
Regular price $0.00 USD
Math Games Website
Math Playground
No reviews
Math Playground is a free website full of math and logic games that helps roughly 1st-6th graders sneak in extra practice with numbers and problem solving while they play.
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Cool Math Games
Regular price $0.00 USD
Educational Games Website
Cool Math Games
No reviews
Coolmath Games is a long-running collection of kid-friendly logic, strategy, and number games that helps kids sneak in extra math and problem-solving practice while they play.
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Roblox
Regular price $0.00 USD
Game Creation Platform
Roblox
No reviews
Roblox is a massive online platform where kids can play and build user-created games. With careful curation and supervision, it can double as a sandbox for coding, game design, and creative projects at home.
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Digital Inquiry Group
Regular price $0.00 USD
Free Online Program
Digital Inquiry Group
No reviews
An education organization that promotes media literacy, research, and civic reasoning. The Digital Inquiry Group develops programs and tools that help students evaluate digital sources and think critically about information online.
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Coffee Break
Regular price $0.00 USD
Podcast Series
Coffee Break
No reviews
A short, approachable podcast that explains big ideas in culture, science, and daily life in under 15 minutes. Coffee Break turns everyday curiosity into quick, thought-provoking learning for busy listeners.
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Critical Thinking Co.
Regular price $320.00 USD
Physical Curriculum
Critical Thinking Co.
No reviews
A publisher of educational materials that strengthen logic, problem-solving, and reasoning skills. The Critical Thinking Co. produces award-winning workbooks and software for homeschooling and enrichment from preschool through high school.
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Critical Thinking Co. Language Smarts
Regular price $42.99 USD
Workbooks
Critical Thinking Co. Language Smarts
No reviews
A comprehensive language arts workbook series from The Critical Thinking Co. that integrates grammar, reading, and writing practice. Language Smarts builds foundational literacy and critical thinking skills for elementary students.
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DebateAble Kids
Regular price $10.00 USD
Curriculum and Coaching Tools
DebateAble Kids
No reviews
An online debate program that teaches kids how to think critically, speak confidently, and listen respectfully. DebateAble Kids provides curricula, club kits, and coaching tools that make debate accessible and fun for elementary and middle school students.
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Neil deGrasse Tyson
Regular price $0.00 USD
YouTube Channel
Neil deGrasse Tyson
No reviews
An astrophysicist, author, and science communicator known for making complex ideas accessible. Neil deGrasse Tyson inspires curiosity about the universe through books, podcasts, and media appearances that blend humor with scientific insight.
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Snopes
Regular price $0.00 USD
Online Resource Hub
Snopes
No reviews
A fact-checking website that investigates online rumors, news stories, and viral claims. Snopes provides reliable, research-based information to help students and families develop media literacy and critical thinking.
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Common Sense Media Digital Citizenship & Critical Thinking Curriculum
Regular price $0.00 USD
Online Program
Common Sense Media Digital Citizenship & Critical Thinking Curriculum
No reviews
A free K–12 digital citizenship and critical thinking curriculum that teaches students how to use technology responsibly. Common Sense Education’s lessons help learners evaluate online information, protect privacy, and engage ethically in digital spaces.
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Checkology.org
Regular price $5.00 USD
Online Curriculum
Checkology.org
No reviews
An interactive media literacy platform that helps students analyze news, identify bias, and verify sources. Checkology.org empowers middle and high school learners to think critically about information and become informed digital citizens.
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The Belief Book
Regular price $12.00 USD
Book
The Belief Book
No reviews
A picture book that introduces children to the concept of belief, questioning, and personal growth. The Belief Book encourages young readers to think critically about what they believe and why in an age-appropriate way.
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