Build automaticity at the letter level to get kids ready for reading words. Automaticity at the letter and word letter leads to fluency. This is sequentially divided into parts so that you can use it as an intervention tool. Use this for alphabet intervention and/or as a warm-up before phonics instruction. All of the pages look like the cover page shown in the thumbnails, but there are different mixtures of letters throughout.
This is part of a much bigger set of Alphabet Intervention activities: https://www.teacherspayteachers.com/Product/Alphabet-Intervention-Resources-Set-1-2894775