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.

13,321–13,344 of 18,223
Interactive

Rachel Carson's Silent Spring - The Dangers of Pesticides

Biology Grade 9
$10.00
Interactive

Rachel Carson's Silent Spring - The Impact on Wildlife

Biology Grade 9
$10.00
Interactive

Radiation and Energy Balance - Analyzing the Earth's Energy Budget

Physics Grade 9
$10.00
Interactive

Radiation and Energy Balance - Electromagnetic Radiation Basics

Physics Grade 9
$10.00
Interactive

Radiation and Energy Balance - Solar Radiation and the Earth

Physics Grade 9
$10.00
Interactive

Radiation and Energy Balance - The Impact of Albedo on Climate

Physics Grade 9
$10.00
Interactive

Radiation - The Role of Infrared Heat in Cooking

Physics Grade 9
$10.00
Interactive

Radioactive Decay Types - Alpha Decay Process

Chemistry Grade 9
$10.00
Interactive

Radioactive Decay Types - Beta Decay Characteristics

Chemistry Grade 9
$10.00
Interactive

Radioactive Decay Types - Comparing Decay Modes

Chemistry Grade 9
$10.00
Interactive

Radioactive Decay Types - Gamma Emission

Chemistry Grade 9
$10.00
Interactive

Radioactivity - Measuring Radioactive Decay

Chemistry Grade 9
$10.00
Interactive

Radioactivity - Safety Measures in Handling Radioactive Materials

Physics Grade 9
$10.00
Interactive

Radioactivity - Safety Precautions in Handling Radioactive Materials

Chemistry Grade 9
$10.00
Interactive

Radioactivity - The Discovery of Radioactive Elements

Chemistry Grade 9
$10.00
Interactive

Radioactivity - The Discovery of Radioactive Elements

Physics Grade 9
$10.00
Interactive

Radioactivity - The Role of Half-Life in Nuclear Decay

Physics Grade 9
$10.00
Interactive

Radioactivity - Types of Radiation: Alpha, Beta, and Gamma

Physics Grade 9
$10.00
Interactive

Radioactivity - Understanding Alpha, Beta, and Gamma Rays

Chemistry Grade 9
$10.00
Interactive

Radio Dramas and Comedies - Iconic Programs of the 1930s

Media Literacy Grade 9
$10.00
Interactive

Radio Dramas and Comedies - The Art of Audio Storytelling

Media Literacy Grade 9
$10.00
Interactive

Radio Dramas and Comedies - The Influence of Voice Acting

Media Literacy Grade 9
$10.00
Interactive

Radio Dramas and Comedies - The Transition to Television

Media Literacy Grade 9
$10.00
Interactive

Rate Laws and Reaction Orders - Determining Rate Laws

Chemistry Grade 9
$10.00