P21
by CAVES BOOKS LTD. more by this developer →
#570,553 of 719,896 by ratings on Apple · #55,493 of 72,290 in Education
First seen by this census 09/05/2026 — the store does not publish a creation date
Last updated 02/04/2026
Tracked since 09/05/2026
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Category: Education
Description
P21 is a four-level phonics series for young learners. With the P21 App, you can listen to audio tracks from the P21 student books, watch videos in each unit, review keywords with flashcards, and play interesting phonics games. It contains all of the resources you need when learning phonics using the P21 series.
Through the P21 series, children are able to build solid foundations in phonological awareness, oral language, phonics, reading, and spelling. The Alphabet, Short Vowels and Special Letters, Long Vowels and Blends, and Controlled Vowels and Digraphs are covered in the series. With P21 and the P21 App, your 21st century kids will become experts in the sounds of English.
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Growth
Change in ratings, scaled to each window from the real gap between crawls. A window needs a full period of history before it reports anything.
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History
Tracking since 09/05/2026. History accumulates as changes are observed — check back soon.