
Flexi, from CK-12, is a free AI tutor that makes math and science fun for middle and high schoolers! It answers questions with step-by-step explanations, offers interactive simulations, videos, and real-world examples, and tailors lessons to your pace. Features include adaptive practice quizzes, a personalized study plan, 24/7 support across devices, and a reflection dashboard to track progress. Flexi sparks curiosity with engaging questions, helps with homework, and preps for tests, all in 300+ languages. It is perfect for students boosting grades, teachers enhancing lessons, or parents supporting learning.
Key Features of Flexi
- Personalized Practice: Adapts questions to student skill levels with real-time feedback.
- AI-Powered Tutoring: Answers questions and provides interactive examples.
- Bite-Sized Lessons: Breaks concepts into manageable, engaging chunks.
- Interactive Content: Includes videos, simulations, and PLIX interactives.
- Progress Tracking: Monitors learning and identifies knowledge gaps.
- Multi-Subject Support: Covers math (algebra, geometry) and science (biology, physics).
- Device Accessibility: Works seamlessly on desktops, tablets, and phones.
Use Cases for Flexi
- K-12 Students: Master STEM subjects with tailored practice for exams.
- Homeschoolers: Access free, structured resources for self-paced learning.
- Teachers: Assign adaptive practice to support classroom instruction.
- Parents: Supplement kids’ learning with an affordable tutor alternative.
- Adult Learners: Review math or science for career or personal growth.
Flexi pricing 2025: Plans, Features, and Subscription Costs Explained
- Free
- $0
Flexi Reviews & Ratings: See What Users and Experts Are Saying
Flexi FAQ: Learn How to Use It, Troubleshoot Issues, and More
A free AI tool for K-12 STEM, offering personalized practice and tutoring.
Yes, Flexi is 100% free, with no hidden costs for students or teachers.
Yes, it offers adaptive algebra practice and interactive lessons.
It adjusts questions and content based on your skill level and progress.
CK-12 uses strong encryption to protect user information.
Yes, it’s fully accessible on phones, tablets, and desktops.
It provides practice quizzes and simulations for biology, physics, and more.
Its clean design is user-friendly, though setup may take some learning.
Yes, it syncs with Google Classroom, Canvas, and other LMS platforms.
Teachers can assign tasks and monitor student performance in real-time.