Looking for an engaging and fun way to celebrate Valentine’s Day in your classroom? The Valentine’s STEM Cards in the Clouds Kindness Tower Challenge is the perfect solution! This no-prep activity integrates engineering, teamwork, and kindness—perfect for grades 2–8. 

Students will design, build, and test the tallest tower using Valentine’s cards or kindness compliment cards, combining creativity with critical thinking in a festive setting.

Why Teachers Love This Activity:

What’s Included?

Everything you need for a seamless and engaging STEM activity:

Teacher Guide & Materials List

• Video teacher walk-through
• Tips on materials, timing, and setup

 Editable Student Handouts:

• Customizable criteria and constraints lists
• Design analysis sheets
  
• Kindness log and compliment chart to integrate a Valentine’s Day kindness activity 
• Love letter templates for creative storytelling or note-sharing  
• Discussion questions for post-challenge reflection
  
• Process flow map and math extension to deepen student learning.
  

 Aligned Standards

• Perfectly tailored to NGSS science and engineering standards for grades 2–8.

Perfect for Multiple Occasions:

• Ideal for Valentine’s Day centers
• Classroom community -building
• Celebrations
• As part of a Random Acts of Kindness Day event.

Materials Needed:

Simple materials like Valentine’s cards or index cards, tape, and scissors make this activity easy to set up and customize for any classroom. 

 Alternative "kindness cards" are included for older students or those who don’t exchange Valentine’s cards.