Grammarly
Grammarly Blog: Spelling Words With Double Consonants
Spelling rules and examples for words with double consonants in both single and multiple syllable words. L.11-12.2b Spelling
Love To Know Media
Your Dictionary: Teaching Spelling in 3rd Grade
This article focuses on teaching 3rd grade spelling including Dolch sight words for 3rd grade and the weird spelling patterns that 3rd graders face such as the letter Y, diphthongs, double consonants, and homophones.
Love To Know Media
Your Dictionary: Teaching Spelling in 7th Grade
This article focuses on 7th-grade spelling including its real-life applications, silent syllables, the different sounds of the letter A, and doubled consonants.
Grammarly
Grammarly Blog: I Before E Except After C: 9 Helpful Spelling Rules
This site provides nine important spelling rules and examples. L.9-10.2c Spelling, L.11-12.2 Cap/Punc/Spell