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CK-12
Free K-12 textbooks, simulations, and adaptive practice for math and science
Toolora score88Free
Free
IXL
K–12 practice in math, English, and science with skill plans teachers assign
Toolora score84Paid
Family and classroom subsc…
| Spec | CK-12 | IXL |
|---|---|---|
| Category | Education & Learning | Education & Learning |
| Pricing | Free | Family and classroom subscriptions; school licenses |
| Toolora score | 88/100 | 84/100 |
| Best for | k12, textbooks, math, science | k12, practice, math, classroom |
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