Lesson Plans & Worksheets Reviewed by Teachers

Search educational resources

Search

Menu

Sign In Try It Free
AI Teacher Tools
Discover
About
Pricing
School Access
- Your school or district can sign up for Lesson Planet — with no cost to teachers
  Learn More
Sign In
Try It Free

Create engaging lessons with

vetted educational resources— videos, interactives, games, lesson ideas, and more!

Start Your 10-Day Free Trial

What Members Say

All the resources given is truly a gift towards the classroom and the students enjoy the lessons. We are grateful!

April J., Other: Peoria, IL

Unit Plan

Sophia: Secondary Structure of Proteins Unit Plan

Sophia Learning

Sophia: Secondary Structure of Proteins

For Students 9th - 10th

This lesson will explain the secondary structure of a protein.

Get Free Access See Review

© 1999-2025 Learning Explorer, Inc.

Teacher Lesson Plans, Worksheets and Resources

Sign up for the Lesson Planet Monthly Newsletter

Open Educational Resources (OER)

Health
Language Arts
Languages
Math
Physical Education

Science
Social Studies
Special Education
Visual and Performing Arts

View All Lesson Plans

Discover Resources

Our Review Process
How it Works
How to Search
Create a Collection

Manage Curriculum

Edit a Collection
Assign to Students
Manage My Content

Contact Us Site Map Privacy Policy Terms of Use