Mystery Science Texas

Prep in minutes, curious
for a lifetime

The most popular K-5 science curriculum

TEKS-aligned lessons & planning guides
Hundreds of hands-on labs and activities
Lessons & materials available in Spanish
Interactive videos & discussion prompts

See the Mystery magic

Developed by teachers, Mystery Science is a TEKS-aligned resource that helps students find the wow in the world around them. Kids learn best by building, observing, sharing, and writing about what they learn.


Hands-on & engaging science made easy

Printable & Digital Handouts
Assessments & Answer Keys
Resources for ELA & math connections
Hundreds of low & no-prep lessons

Loved by students and teachers

My students absolutely love Mystery Science. It does a great job of connecting TEKS to real-world exploration and great visuals.


4th Grade Teacher,

San Antonio, TX

Everything about this program has been fantastic. The lessons are engaging, at the students’ level. This has totally invigorated my science lessons!


3rd Grade Teacher,

Spring, TX

My kids love Mystery Science. The lessons totally capture their attention and get them up and moving. They also align to our TEKS perfectly.


1st Grade Teacher,

Grapevine, TX

How do scientists know so much?

Get all of our videos, lessons, and labs!