Explore Interactive Writing Tools
Build a thesis (central idea), choose the strongest evidence, and explain how it proves the idea.
Open Writing Tools →Solutions / TBASE
Interactive writing tools and automated essay scoring
Build strong ECR essays with interactive writing tools, then use feedback aligned to STAAR/SST that teachers can review with students.
Classroom job: Writing development and data you can act on

$149 per year. Each extra student is $5.
Schools can bundle all four digital platforms in the $479 Complete Set, good for one year with one free admin seat. Trifecta curriculum is sold separately.
TBASE is the Teach BIG Automated Scoring Engine. It pairs interactive writing tools with ASE/AI essay scoring, so students practice the moves of strong ECR writing and teachers get feedback aligned to STAAR/SST on every paper.
Students build a thesis, which is the central idea, choose the strongest evidence, and explain how it proves the idea. When they submit, TBASE returns a holistic score with extensive feedback that points to a clear next step.
TBASE keeps essay scoring and interactive writing practice in one place so teachers can review feedback aligned to STAAR/SST with students.
TBASE serves Grades 3 to 8 writing, from first constructed responses in the lower grades to full ECR essays with paired Teach BIG passages in the upper grades. Scoring expectations match STAAR/SST at every level.
Purpose
TBASE brings interactive writing tools and essay scoring together so students can build strong essays and teachers can see growth.
How it works
Choose a section below. Writing Tools build a thesis (central idea) with strong evidence and clear explanations. Essay scoring gives feedback aligned to STAAR/SST on every paper.
The goal
Every student finds a strong next step in writing, one thinking level at a time.
Start exploring
Each button opens the tool so you can try it for yourself.
Build a thesis (central idea), choose the strongest evidence, and explain how it proves the idea.
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Open Writing Games →Build a full essay one step at a time with the Essay Progress Tracker, then send it to TBASE for scoring.
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Open Teach by TEKS →Full ECR essay grading system with holistic score and extensive feedback.
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Open Teach BIG Magazines →