These three human body systems data graphing activities will help your students understand how heart rate changes during exercise, how breathing rate and oxygen use increase with activity, and how food energy and activity level are connected while building strong graphing and data analysis skills. This bundle gives teachers an easy, NO PREP way to have students work with real-world style health and body systems datasets to explore Heart Rate & Exercise, Respiration & Oxygen Use, and Nutrition & Energy.

There are 3 Graphing Labs Included:

1. Heart Rate & Exercise Investigation
2. Respiration & Oxygen Use Investigation
3. Nutrition & Energy Investigation

Students analyze real-world style human body systems datasets related to heart rate during different exercise stages, activity intensity and heart rate, breathing rate during exercise, activity and oxygen use, rest vs exercise oxygen comparison, calories in different foods, energy use over time, and the relationship between activity level and calories burned. They then create a variety of graph types from data tables before using their graphs to identify patterns, analyze trends, and explain how the body responds to physical activity and energy demands.

Each activity includes a complete answer key with the required graphs and is very easy to differentiate for different ability levels.

Students use provided real-world data tables to:

• Create multiple types of graphs (line graphs, bar graphs, and scatter plots)
• Identify patterns in heart rate, breathing rate, oxygen use, calories, and energy use
• Compare how exercise intensity affects heart rate and respiration
• Analyze how activity level changes oxygen use and calories burned
• Explore how food energy connects to activity and body needs
• Use evidence from graphs to answer discussion questions about human body systems

Each activity moves students from reading data → graphing data → interpreting patterns → explaining scientific processes.

Topics Students Explore

• Heart rate during exercise
• Heart rate by activity
• Activity intensity and heart rate
• Breathing rate during exercise
• Oxygen use and activity level
• Rest vs exercise comparison
• Calories in different foods
• Energy use over time
• Calories burned and activity level
• Exercise intensity and body response
• Food energy and body needs
• Real-world applications of human body systems and health data

This graphing bundle is also included inside my Middle School Science Graphing & Data Analysis Mega Bundle at a significant discount. The bundle contains graphing activities for all 6th, 7th, and 8th grade science topics.

What’s Included

✅ Three human body systems graphing investigations

✅ Real-world style data tables for each activity

✅ Multiple graphing tasks in every investigation

✅ Data analysis discussion questions

✅ Complete answer keys

✅ Extension activities

✅ Rubrics for each investigation

Perfect for:

• Human body systems units
• Health and physical education lessons
• Cardiovascular system activities
• Respiratory system lessons
• Nutrition and energy investigations
• Data analysis practice
• Graphing skill development
• Small group collaboration
• Sub plans or review days
• Cross-curricular math connections
• NGSS life science and health connections

Teacher-Friendly Features

• Uses real-world style human body and health datasets
• Promotes critical thinking and evidence-based reasoning
• Builds graphing and data literacy skills
• Supports NGSS Science & Engineering Practices
• Easy to implement with no prep
• Flexible for Grades 6–9 classrooms