Printable -un and -og Word Families Sorting Worksheet

This printable word family sorting worksheet provides Kindergarten and Grade 1 students with focused practice in phonics. By categorizing common CVC words into -un and -og houses, learners strengthen their phonological awareness. This ELA resource ensures students can accurately identify rhyming word pairs to build early decoding confidence and reading fluency.

At a Glance

• Grade: Grade 1 · Subject: English Language Arts (ELA)
• Standard: CCSS.ELA-LITERACY.RF.K.2.A — Recognize and produce rhyming words through CVC word family sorting
• Skill Focus: -un and -og Phonics Sorting
• Format: 1 page · 8 problems · Answer key included · PDF
• Best For: Literacy centers and early phonics practice
• Time: 10–15 minutes

This single-page PDF features two word houses for the -un and -og families. Eight words—including 'run', 'fog', 'fun', 'sog', 'log', 'dog', 'sun', and 'bun'—are provided for sorting. The high-contrast layout is designed for young learners, ensuring ease of reading and successful completion during independent work time or guided reading sessions.

This resource is engineered for immediate use. First, print the single PDF page (30 seconds). Second, distribute copies to literacy centers (1 minute). Third, review completed sorts using the included answer key (30 seconds). Total teacher prep time is under two minutes, making it ideal for morning work, literacy rotations, or emergency substitute plans.

The primary focus is CCSS.ELA-LITERACY.RF.K.2.A, which requires recognizing and producing rhyming words. By sorting words into family groups, students demonstrate understanding of rime consistency and phoneme isolation. This standard code can be copied directly into lesson plans, IEP goals, or curriculum mapping tools to track foundational reading progress and phonetic mastery effectively.

Use this worksheet as a formative assessment after a lesson on CVC word families. Assign it during literacy rotations to reinforce phonics objectives. Observe if students sound out words or just look at final letters; this provides a vital observation tip regarding their decoding strategy. Completion typically takes 15 minutes, fitting perfectly within a standard workshop block.

This worksheet is designed for Kindergarten and Grade 1 students mastering the alphabetic principle. It also serves as an intervention tool for older students needing phonics support. Pair this resource with a rhyming picture book or anchor chart for maximum impact. The visual structure supports English Language Learners by providing a predictable framework for language practice.

This -un and -og word families worksheet is specifically designed to support the phonological awareness requirements of CCSS.ELA-LITERACY.RF.K.2.A, which focuses on recognizing and producing rhyming words. By sorting CVC words like 'sun', 'run', 'dog', and 'log', students build the critical decoding skills necessary for early literacy success. Research from Fisher & Frey (2014) emphasizes the importance of word-level study and categorization as a foundational step in the gradual release of responsibility model, moving students from guided phonics instruction to independent reading fluency. This targeted practice allows educators to quickly assess a student's ability to identify common rimes and apply consonant-vowel-consonant blending strategies. The visual sorting format reduces cognitive load, ensuring that early learners can focus entirely on phoneme isolation and rhyme recognition. This resource serves as an essential tool for Kindergarten and Grade 1 literacy centers, providing a structured path toward phonetic mastery and reading confidence.