Your One and Only Heart Unit Study

A Hands-On, Faith-Based Exploration of God’s Design for the Human Heart

Discover the incredible design of the heart, the organ that powers our bodies and reflects God’s image. Based on the book Your One and Only Heart by Rajani LaRocca, MD, this engaging unit study provides a multisensory approach to learning about the circulatory system, with a strong biblical foundation that helps children connect their knowledge of science with their faith.

Perfect for early elementary students (grades K–2) and families new to the unit study method, this program integrates multiple subjects—like science, math, music, and social studies—into one cohesive, hands-on learning experience. Through 60+ pages of interactive lessons, experiments, and cross-subject connections, students will not only understand how the heart works but also see how it reveals God’s amazing design.

What’s Included:

Teacher’s Guide: Detailed, easy-to-follow instructions for each lesson, making it simple to implement this study at home or in a group setting.

Printable/Copyable Worksheets & Activities: Visual aids, anatomy diagrams, and fun activities that help reinforce each lesson.

Hands-On Process Guides: Creative projects and activities that bring the circulatory system to life, including heart rate experiments and interactive object lessons.

A Fun, Comprehensive Study of God’s Amazing Design

This study on the heart and circulatory system offers an accessible and engaging way to explore the science behind the heart while making meaningful connections to faith. Whether you’re new to homeschooling or trying the unit study approach for the first time, this curriculum will help your child see the wonder of God's creation through the lens of science and Scripture.