Tools for reading and literacy.
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The Sound Table
All 44 sounds of English as 3D tiles that rearrange into a sound wall, spelling towers, and a teaching-order spiral. Tap any tile to hear the sound and see every common way to spell it.
Try it
Grades 3–8See Your Voice
Read a sentence aloud and watch your voice become a 3D ribbon over a model reader's.
Grades K–2 · in ChineseThe Mandarin Sound Table 立体拼音表
Mandarin pinyin in 3D, in Chinese: every initial and final, and the 404 syllables they make.
Coaches · Grades K–8The Reading Rope
Scarborough's Reading Rope, woven strand by strand from early to skilled reading.
Grades 1–6The Fluency Landscape
Hasbrouck & Tindal's ORF norms as a landscape. Drop a pin for any score.
Grades 3–8Word Roots Galaxy
148 prefixes, roots, and suffixes as a galaxy of word families to split and build.
Grades 3–8The Word in the Wave
Take a spoken sentence apart to find what carries the words and what carries the expression.