The Science of Fitness · Fitness & Exercise

Flexibility and Muscle Strength

Identifying major muscle groups and learning safe ways to improve strength and range of motion.

Key Questions

  1. 1How does stretching before and after exercise prevent injuries?
  2. 2Why is it important to have both strength and flexibility to perform daily tasks?
  3. 3Which muscles are worked most during a climbing or pushing activity?

Common Core State Standards

SHAPE: Standard 3 - Physical Activity
Grade: 3rd Grade
Subject: PE & Health
Unit: The Science of Fitness
Period: Fitness & Exercise

Suggested Methodologies

Ready to teach this topic?

Generate a complete, classroom-ready active learning mission in seconds.

Generate a Custom MissionBrowse Lesson Plan Templates

More in The Science of Fitness

The Heart and Cardiorespiratory Endurance

Understanding how the heart works during exercise and the benefits of sustained aerobic activity.

2 methodologies

Setting Personal Fitness Goals

Learning how to track physical activity and set realistic individual goals for improvement.

2 methodologies

From the Blog

25 Differentiated Instruction Strategies: The Ultimate Guide for Modern Classrooms

25 proven differentiated instruction strategies for K-12 educators — covering tiered assignments, flexible grouping, AI tools, and classroom management.

15 Active Learning Strategies for Elementary School: A Teacher's Guide to Engagement

Discover 15 research-backed active learning strategies for elementary school that boost engagement, retention, and critical thinking in K-5 classrooms.

Browse curriculum by country

AmericasUSCAMXCLCOBR
EuropeUKIEFRDEESITNLPTSE
Asia & PacificINSGAU