Sign In / Sign Up

Personalized Learning for Students    Powerful Tools for Educators

Standards-Aligned Curriculum Proven Results Great Preparation for SBAC, PARCC & More Outstanding for Core Classrooms... ...and RTI, Gifted and ELL Easy to Setup and Use

Grade 6 Math

Grade 7 Math

Grade 8 Math

High School Algebra 1

"With School 21, we teach Algebra without a textbook."

--High School Principal

Teachers report average achievement rates 3-4 times traditional programs

"I love this website. It's improving my math skills."

--Middle School Student

SBAC and PARCC item types

Standards mastery and computer fluency

"My son tested into Geometry today thanks to School 21!"


Learning Resources

Teaching Tools

Continuous Assessment

Teacher Reports

"You guys are awesome!"

--Middle School Teacher

Tier 1-3 Support

Accelerated or Remedial

Spanish & Other

"I really like to do School 21 and it allows me to go at my own pace."

--7th Grade Student

Setup in Minutes

Teacher Training

Intuitive Interface

Avid Support

"School 21 is much easier to use than other solutions we've tried."

--District Technology Lead

Get Started
Join Us for a Free Professional Development Webinar
Date Time Topic Register for Webinar
Tue, May 5 4pm Eastern Using School 21 in 1:1 Classrooms Register
Tue, May 5 4pm Pacific Using School 21 in 1:1 Classrooms Full
Thu, May 7 4pm Eastern Introduction to Blended Learning Register
Thu, May 7 4pm Pacific Introduction to Blended Learning Register