CTCMath vs Sonlight
CTCMath
ctcmath.comSonlight
sonlight.comSide by side
| Figure | CTCMath | Sonlight |
|---|---|---|
| Price from | $21.42/mo | — |
| Free plan | — | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| Plans published | 4 | 1 |
| Spec score · Homeschool Curriculum | 8.2 (#6) | 7.4 (#22) |
| Security | The privacy policy says personal information is stored in Sydney and Melbourne on AWS-hosted servers, with data transfers protected by SSL. | Sonlight says credit card transactions are handled by an outside resource so card information is not handled on its site. |
| Support | CTCMath lists support by email at [email protected] and phone at (310) 284-7388. | Sonlight offers year-round expert support and homeschool advisors for help choosing and using curriculum. |
Plans
CTCMath
- Single Membership$39.90 a month
- Family Membership$59.90 a month
- Single Membership$257 a year
- Family Membership$397 a year
In their own words
CTCMath
CTCMath is a hybrid math curriculum for kindergarten through Grade 12, with material ranging from early grades through Algebra 1, Geometry, Algebra II, Pre-Calculus, and Calculus. It pairs video instruction with interactive practice and optional printable worksheets. The site lists more than 1,400 tutorials, generally 4–9 minutes long, with synchronized audio and animation. Practice questions and worksheets are automatically marked and recorded; printable worked solutions show the steps behind answers. Progress reports include lesson results, scores, pass dates, and time spent, while standard and comprehensive placement tests cover each topic in grades K–8. Lesson plans, assessments, and parent guidance are included. The service runs on web, iOS, and Android. Paid memberships are $39.90 a month for one student or $59.90 a month for more than one student. CTCMath presents the curriculum for parents, teachers, and homeschoolers.