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Sentence Factory.

Subjects, predicates, clauses, phrases.

The Sentence Factory is where parts of speech go to work. Nelson the Noun and Vinny the Verb show up to the shop floor every morning. The Mayor signs off on whether what they built is a complete sentence. Established 2014.

Subjects, predicates, direct objects, indirect objects, subject complements, object complements, clauses (independent, subordinate, adjective, adverb, noun), and phrases (prepositional and otherwise). The structural pillar between Parts of Speech and Writing Company.

See current volume Standards coverage
Sentence Factory seal

The shop floor.

Seven structural concepts the workbook covers. The Mayor signs off; the parts of speech show up for work.

Subject
The thing doing the doing.
Predicate
The doing the subject is doing.
Direct Object
The thing the subject does the verb to.
Indirect Object
The thing the subject does the verb for.
Independent Clause
A complete thought, free-standing.
Subordinate Clause
A thought attached to something else.
Phrase
A unit smaller than a clause.

What's available right now.

The combined Grades 3-5 volume is the current SKU. Eight single-grade SKUs in build per the 2026 Catalog Architecture brief.

Sentence Factory
Sentence Factory Workbook
Grades 3-5
Sentence Factory
Sentence Factory Workbook, Grades 3-5
$12.99

Coming next: the single-grade split.

Same shop-floor concepts, recalibrated grade by grade. Eight single-grade SKUs in build.

Sentence Factory
Sentence Factory Workbook
Grade 1
Sentence Factory
Sentence Factory Workbook, Grade 1
In production
Sentence Factory
Sentence Factory Workbook
Grade 3
Sentence Factory
Sentence Factory Workbook, Grade 3
In production
Sentence Factory
Sentence Factory Workbook
Grade 5
Sentence Factory
Sentence Factory Workbook, Grade 5
In production
Sentence Factory
Sentence Factory Workbook
Grade 8
Sentence Factory
Sentence Factory Workbook, Grade 8
In production