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Online grammar video lessons, diagnostics and practice.
Updated September 2026 · 7 sources
| Grades | 3rd–12th |
|---|---|
| Covers | grammar |
| Approach | Online grammar practice and diagnostics |
| Who teaches | The program does the teaching |
| Parent prep | Very low (program does the teaching) |
| Screen time | Online |
| Video lessons | Included: video lessons plus diagnostics and practice |
| Faith | No religious content |
| Cost | $39.99/yr homeschool plan: one parent account plus up to 5 student accounts (source) |
| Placement | Diagnostic built into the program GrammarFlip's own diagnostics show where a student's gaps are. |
Is it right for your child? Answer a few questions to see how GrammarFlip ranks against 3 other supplements.
See my matchParents use GrammarFlip as a comprehensive, assessment-driven grammar supplement: video lessons plus diagnostics show exactly where a child's gaps are, with a homeschool plan covering up to 5 student accounts under one parent account. It's grammar-only, fully online, and less playful than younger-skewing alternatives like Grammaropolis.
These come straight from the scoring rules the quiz uses.
No. We list GrammarFlip as a supplement: it's extra practice to use alongside a core program, not a full language arts curriculum on its own.
GrammarFlip covers grammar. It's described as online grammar practice and diagnostics.
GrammarFlip covers grades 3rd–12th.
$39.99/yr homeschool plan: one parent account plus up to 5 student accounts. Prices were checked on publisher or retailer pages in September 2026; check current prices before buying.
GrammarFlip is secular: it has no religious content.
Online. The program does the teaching.
Yes, it's built in. Diagnostic built into the program. GrammarFlip's own diagnostics show where a student's gaps are.