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RS School / Curiosity, with a clear next step

Start with
a good question.

Choose what makes you curious. Find a stage that feels right, work through an idea, and show what you understand.

Original teaching. Worked examples. Space to think.

Loading original learning paths. The resource library is available now.

01 / A question worth exploring

What catches your curiosity?

Available paths appear here when loaded.

This is an original foundations collection across eight subjects and four readiness stages. It is not a standards-complete full-year curriculum, an accredited school, a validated placement test or a mastery certificate. Learning includes explaining, applying and revisiting an idea.

Trusted links / The original 17-resource library

A useful place to begin.

Choose a resource with the learner, then use its “Try next” prompt to move from browsing to learning. Grade labels are starting points; some collections need an adult to select an appropriate lesson.

MathK–2

Khan Academy

Start with number sense

Count objects, compare quantities and connect spoken numbers to written numbers.

Format
Videos + practice
Access
Free lessons; account for saved progress.

Try next: Count a small group of objects, then explain how you know the total.

Open Counting at Khan Academy
MathGrade 3 entry

Khan Academy

Build multiplication and fractions

A grade 3 course connecting multiplication, division, fractions, area, measurement and data.

Format
Course + practice
Access
Free lessons; account for saved progress.

Try next: Choose a skill you are ready for, practise it, and solve one everyday example.

Open 3rd-grade math
MathGrade 6 entry

Khan Academy

Connect ratios, numbers and patterns

Move into ratios, rates, negative numbers, expressions, geometry and statistics.

Format
Course + practice
Access
Free lessons; account for saved progress.

Try next: Try a course skill check and use the results to choose your next lesson.

Open 6th-grade math
MathAfter pre-algebra

Khan Academy

Think in equations and functions

An Algebra 1 path through equations, graphs, systems, exponents and quadratics. Choose by readiness.

Format
Course + practice
Access
Free lessons; account for saved progress.

Try next: Explain an equation using a graph, words and a worked example.

Open Algebra 1
LiteracyK–5 starter path

Core Knowledge Foundation

Read, write, listen and speak

Sequential language arts materials with readers, teacher guides, activities and assessments.

Format
Lesson collections + printables
Access
Free downloads; review each resource’s use terms.

Try next: Choose a grade and follow a teacher-guided reading lesson with a short written response.

Open Language Arts
LiteracyGrades 3–12

CommonLit

Read closely. Support your ideas.

Grade-filtered fiction and nonfiction, paired texts and questions for discussion and comprehension.

Format
Text library + questions
Access
Free account for classroom tools and full library access.

Try next: Choose one text, discuss its central idea, and support a response with evidence.

Open the CommonLit library
ScienceGrades 3–5

NASA Space Place

Explore our solar system

Upper-elementary space explanations, videos, games and activities for curious learners.

Format
Articles + videos + activities
Access
Open access; an adult can help choose an activity.

Try next: Pick a question about space, make a prediction, then draw or build an explanation.

Explore NASA’s solar system
ScienceElementary–high school

PhET · University of Colorado Boulder

Test an idea in a simulation

Explore physics, chemistry, biology, earth science and math through interactive models and teaching activities.

Format
Simulations + lesson activities
Access
Free simulations; sign-in for some teaching materials.

Try next: Choose the right grade filter, change one variable, and record what happens.

Find PhET learning activities
ScienceGrades 9–12

Khan Academy

Connect cells to ecosystems

High-school biology covering cells, genetics, ecosystems and evolution, with NGSS-aligned practice.

Format
Course + videos + practice
Access
Free lessons; account for saved progress.

Try next: Study one system and explain how changing one part could affect the whole.

Open high-school biology
Social studiesK–8

Core Knowledge Foundation

Find your place in history

Grade-by-grade world and American history and geography, with readers, lesson plans and activities.

Format
Curriculum units + printables
Access
Free downloads; review each resource’s use terms.

Try next: Choose a grade-level unit and place its events on a map and a timeline.

Open History & Geography
Social studiesK–12 · teacher-selected

Library of Congress

Investigate the original evidence

Topic collections of photographs, documents and other primary sources with teaching support.

Format
Primary source collections
Access
Open access; select sources for the learner’s age.

Try next: Compare two sources. Notice what each shows, what it leaves out, and who created it.

Explore primary source sets
ArtsK–12

National Gallery of Art

Look closely. Make something.

Grade-filtered classroom activities, teaching packets and videos for observing, discussing and creating art.

Format
Art lessons + activities
Access
Open access; filter by grade, format and language.

Try next: Describe an artwork before interpreting it, then make a piece using one idea you noticed.

Find National Gallery lessons
Arts + historyK–12 · teacher-selected

National Gallery of Art

Explore America through art

Thematic art and history modules with context, questions and classroom activities.

Format
Thematic lesson collection
Access
Open access; an adult selects an appropriate module.

Try next: Use an artwork and a historical source to compare two views of the same theme.

Open Uncovering America
EconomicsGrades 6–8

Federal Reserve Education

Discover why people trade

A Yen to Trade introduces money, specialization, scarcity and opportunity cost through ten active lessons.

Format
Curriculum + group activities
Access
Free curriculum; teacher account for some tools.

Try next: Simulate a simple trade, then explain why both people might choose it.

Open A Yen to Trade
EconomicsGrades 9–12

Federal Reserve Education

Consider the choice you give up

There Is No Such Thing as a Free Lunch introduces scarcity, choice and opportunity cost.

Format
Video + transcript + questions
Access
Free video and transcript; account for teacher tools.

Try next: Name an everyday choice and identify the best alternative you gave up.

Open the Free Lunch lesson
Media literacyK–12

Common Sense Education

Build thoughtful online habits

Grade-sequenced lessons on privacy, relationships, credible information and digital wellbeing.

Format
Lesson collections
Access
Free lessons; educator sign-in may be requested.

Try next: Choose a grade-level lesson and agree on one online habit to practise together.

Open Digital Citizenship
Media literacySuggested grades 6–12

Digital Inquiry Group

Check the source beyond the page

A Little of Everything introduces source ownership, evidence, lateral reading and corroboration.

Format
Six-lesson sequence
Access
Free educator account required for materials.

Try next: Investigate who is behind a claim and compare what independent sources report.

Open Civic Online Reasoning

Links and descriptions reviewed in October 2026. Providers may change their materials or access requirements. Links open on the provider’s site; RS Street does not host these videos or imply a partnership with the providers. Suggest a correction or a resource.

Readiness / The original planning roadmap

From first questions to independent thinking.

Use these stages as a guide, not a deadline. A learner can work at different stages in different subjects. Review what they already understand before choosing the next lesson.

An original overview for planning. It is not a grade-by-grade standards checklist.
StageMath & literacyScience, social studies & artsEconomics & media literacy
K–2
Discover
Number sense and early operations. Sound-letter connections, decoding, oral language and stories.Observe, compare, draw and describe. Explore family, community, place and time. Make art and talk about it.Needs, wants, choices and sharing. Trusted adults, privacy and kindness online.
3–5
Connect
Multiplication, fractions and measurement. Fluent reading, vocabulary, paragraphs and evidence.Investigate patterns. Read maps, compare sources and build explanations. Create with intention.Saving and trade. Distinguish fact from opinion and ask who created a message.
6–8
Investigate
Ratios through pre-algebra. Analyze texts, support claims and revise writing.Model systems and evaluate evidence. Connect chronology, geography and civic institutions. Interpret and create art.Scarcity, opportunity cost and trade. Read beyond one website and corroborate claims.
9–12
Apply
Algebra, geometry, further algebra and statistics as appropriate. Synthesize, argue and research.Deepen subject study and use evidence to explain complex questions. Develop historical arguments and sustained creative projects.Incentives, markets and personal decisions. Examine bias, evidence quality and competing accounts.

For a more detailed published K–8 sequence across subjects, explore the Core Knowledge Sequence. Parents and teachers should also check their school’s course requirements and local standards.

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