CK-12 Practice Advantages
CK-12
IXL
DreamBox
BrainPop
HMH Go Math
Pricing (per month/student)
FREE
$19.95
$12.95
$10.95
$9.99
Standards-aligned questions
Hints/Step-by Step solutions
Adaptive
Individualized content recommendations
Customizable quizzes
Add/Edit your own questions
Mobile apps (Smartphones and tablets)
tablet only
iPad only
Progress reports
Math coverage
1-12 Math
K-12 Math
K-8 Math
K-12 Math
K-8 Math
Science coverage
6-12 Science
2-5 Science
K-12 Science
Printable worksheets
* As of January 2016
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CK-12 practice is also enriched by multiple modalities:
Modalities are ways of learning, for example, text and videos.
Practice Everywhere
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