Dr Numsen, founded by Doug Ray in the 1990s, provides materials for Number Sense, Calculator Applications, and Mathematics. Materials include practice tests and workbooks.
Website: www.academicmeet.com
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Provides resources for Spelling. Just remember that the UIL splits the word lists differently than PSIA. Take the UIL grade and subtract 1 to get the PSIA grade. UIL 3-4 = PSIA 2-3; UIL 5-6 = PSIA 4-5; and UIL 7-8 = PSIA 6-7-8
Website: https://www.aswenterprises.com/

Tune In provides resources for Art Memory, Creative Writing, Dictionary Skills, Listening Skills, Spelling, Storytelling, Maps, Graphs, & Charts, and Mathematics.
Website: www.tuneinnet.com
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Provider of the Merriam Webster's Collegiate Dictionary (11th Ed.), the official resource for Dictionary Skills, Spelling, and, Vocabulary.
Website: https://www.m-w.com/
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Provider of the Nystrom Desk Atlas, the official resource for Maps, Graphs, and Charts.
Website: https://www.socialstudies.com/
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Provides resources for Music Memory.
Website: https://www.musicmemory.com
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