Strength in Kindness

Introduce Strength In Kindness

Just like physical muscles, kindness needs to be exercised routinely to grow stronger. When we use our "kindness muscle" regularly  — through actions like respectful listening, assisting others, or showing empathy — it becomes easier and more natural to lead with compassion. And, just like any muscle, if we don't use it, it can weaken over time.

During PE class, provide students with the opportunity to practice kindness through engaging activities.  These activities should reinforce both individual and team-based kindness skills that support social emotional learning. Encourage your students to keep exercising their kindness muscles in PE, at recess, during class, at home — anytime throughout the day!

Kindness takes strength — but the more we practice it, the stronger we get.

A Smile and a Hi Can Go a Long Way

One of the simplest ways to show kindness is by greeting others with a smile and a friendly "hi." It might seem small, but those everyday interactions can have a big impact. A warm greeting helps people feel seen, valued, and included — and that sense of belonging is essential to creating a positive school environment.

In this activity, students will practice different ways to greet their classmates and explore how small acts of kindness — such as eye contact, a smile, or saying hello — can brighten someone's day. Challenge students to step outside their comfort zones by greeting someone they don't typically interact with. It's a powerful way to build connection and community within your school.

Related health. moves. minds. Resources:

Activities

• Listening Ears AND Bodies (see page 2) — Grades K-2
• Meet & Greet (see page 2) — Grades 3-5

Amplify Kindness

Have you ever seen someone play an electric guitar with a speaker attached? That speaker is called an amplifier — its job is to take a small sound and make it bigger and louder.

The same idea applies to kindness. When we amplify kindness, we take small acts of compassion and make them even bigger by working together. Whether it's through health. moves. minds.®, powered by Booster, a community clean-up day, or simply teaming up to help others, our collective kindness can make a powerful impact.

This activity encourages students to think about how they can amplify kindness in their own lives — at school, at home, and in their communities. It's not just about fundraising; it's about realizing that when we join forces, our ability to do good grows stronger and reaches further.

Let's turn up the volume on kindness and inspire others to do the same.

Related health. moves. minds. Resources:

Mini Posters

•  Amplify (see page 1) — Grades K-5

Activities

• Amplify Kindness — Grades K-2
• Amplify Kindness: How Tall Can You Build It? — Grades 3-5
• Amplify Kindness: Save Our Sammie (SOS) — Grades 6-8
• Amplify Kindness: Building Together — Grades 9-12

Operation Cooperation

Building kindness is a lot like building muscle — it takes regular practice and effort. Sometimes it's simple, like offering a friendly smile or greeting someone in the hallway. But kindness can be harder when we face challenges — especially when we don't agree with others or when teamwork gets tricky.

That's where Operation Cooperation comes in.

In this activity, students will take on group challenges that require teamwork, communication, and — most importantly — kindness. The goal isn't just to complete the task, but to do so while supporting one another, showing respect, and working through differences with empathy.

By "flexing" their kindness muscles in tough moments, students will strengthen their ability to lead with kindness, even when it's not the easiest path.

Are your students up for the mission? Let's find out.

Related health. moves. minds. Resources:

Mini Posters

• Reflection (see page 12) — Grades K-5
• Respectful Listening (see page 13) — Grades K-5

Activities

• Cooperative Stations
• Grades K-2
•  Grades 3-5

 

Operation Cooperation Part II

Your students tackled the first Operation Cooperation challenge with focus, teamwork, and kindness — now it's time to take it to the next level!

In this follow-up activity, the mission continues with an added emphasis on communication and emotional regulation. Working in teams can be fun, but it can also be frustrating — especially when group members disagree or face obstacles. That's when kindness matters most.

Encourage students to stay mindful of how they speak and listen to one another. This challenge will ask them to exercise their kindness muscles in moments that require patience, empathy, and thoughtful collaboration. Remind them that showing kindness during tough moments is what makes their "kindness muscle" even stronger.

Are they ready to complete the next mission? Let's put cooperation — and kindness — to the test!

Related health. moves. minds. Resources:

Activities

• Partner ABCs — Grades K-2 
• Sinking Island (see page 20) — Grades 3--5
 

Kind Messages

How do you feel when someone gives you a compliment or says something kind? Chances are, it lifts your mood and helps you feel seen and appreciated. Sharing kind words is one of the simplest — but most powerful — ways to spread kindness. And like any skill, it takes practice to do it well.

In this activity, students will practice giving genuine, true, and specific kind messages to one another.

• Genuine means it comes from the heart — something you truly feel.
• True means it's honest, not something made up just to say something nice.
• Specific means going beyond a generic "good job" to say exactly what stood out, like "Great job including your teammates during the game!"

Practicing kind messages helps students build empathy, communication skills, and positive relationships — all while exercising their kindness muscles.

Related health. moves. minds. Resources:

Mini Posters

• Kind Messages (see page 10) — Grades 6-8

Activities

• Teacher Choice — Grades K-2
• Bean Bag Buds — Grades 3-5
• Mystery Puzzle Friends — Grades 6-8

Access the full archive of health. moves. minds. lessons and activities.