Pro upgrade

18,000+ lessons. Every one unlocked.

Skip per-lesson pricing. Pro unlocks every interactive lesson on Best School Tools across every subject and grade in one subscription.

Get Pro $29.99 / month · cancel any time
My class is hooked, my prep time is halved, and my students are so engaged they don’t want lessons to end.
Sarah Patel Grade 9 teacher · Austin, TX
Subjects
19
Grades
Grade 9
AI tokens
1M / mo

Lesson Library

Browse interactive lessons across every grade and subject.

Buy 2, get 1 free. Auto-applied at checkout.

7,969–7,992 of 18,223
Interactive

Historical views on mental illness - The Enlightenment Era and Rational Thought

Health & Life Skills Grade 9
$10.00
Interactive

Historical views on reproduction - Ancient Civilizations and Their Beliefs

Health & Life Skills Grade 9
$10.00
Interactive

Historical views on reproduction - Religious Perspectives Through the Ages

Health & Life Skills Grade 9
$10.00
Interactive

Historical views on reproduction - The Enlightenment and Changing Attitudes

Health & Life Skills Grade 9
$10.00
Interactive

Historical views on reproduction - The Impact of Industrialization on Reproductive Views

Health & Life Skills Grade 9
$10.00
Interactive

Historical water treatment practices - Ancient Methods of Purification

Science Grade 9
$10.00
Interactive

Historical water treatment practices - Early Filtration Techniques

Science Grade 9
$10.00
Interactive

Historical water treatment practices - Innovations in Medieval Aqueducts

Science Grade 9
$10.00
Interactive

Historical water treatment practices - The Role of Activated Charcoal

Science Grade 9
$10.00
Interactive

Historic Landmarks - Architecture Through the Ages

Geography Grade 9
$10.00
Interactive

Historic Landmarks - Preservation and Conservation Efforts

Geography Grade 9
$10.00
Interactive

Historic Landmarks - Stories Behind Famous Monuments

Geography Grade 9
$10.00
Interactive

Historic Landmarks - UNESCO World Heritage Sites

Geography Grade 9
$10.00
Interactive

Historic map-making techniques - Cartography in the Age of Exploration

Geography Grade 9
$10.00
Interactive

Historic map-making techniques - The Art of Ptolemy's Geography

Geography Grade 9
$10.00
Interactive

Historic map-making techniques - The Evolution of Compass Use in Mapping

Geography Grade 9
$10.00
Interactive

Historic map-making techniques - The Influence of Ancient Civilizations

Geography Grade 9
$10.00
Interactive

Historiography - Analyzing Historical Methodologies

History Grade 9
$10.00
Interactive

Historiography - Primary vs. Secondary Sources

History Grade 9
$10.00
Interactive

Historiography - The Role of the Historian

History Grade 9
$10.00
Interactive

Historiography - Understanding Different Perspectives

History Grade 9
$10.00
Interactive

History of Atomic Theory - Dalton's Model

Chemistry Grade 9
$10.00
Interactive

History of Atomic Theory - Early Philosophers and Their Ideas

Chemistry Grade 9
$10.00
Interactive

History of Atomic Theory - Quantum Mechanics and Atomic Structure

Chemistry Grade 9
$10.00