Home / English / Printables / Grade 2 / Three-Letter Blends Three-Letter Blends is a free printable Grade 2 English worksheet on the blends str, spl, spr and thr at the start of a word, aligned to Common Core standard RF.2.3. It prints 3 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.
Set 21 of 25 · the same problems every time you open this link.
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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.
Three-Letter Blends RF.2.3
Name Date
Sort each word into the right column.
1. Sort each one: str (street) or spl (splash) or spr (spring) or thr (three)?
Sort: strap, splendid, sprout, string, splinter, sprint, three, throw
str (street) spl (splash) spr (spring) thr (three)
2. Sort each one: str (street) or spl (splash) or spr (spring) or thr (three)?
Sort: straw, threw, stream, splatter, spray, sprinkle, splat, thrill
str (street) spl (splash) spr (spring) thr (three)
3. Sort each one: str (street) or spl (splash) or spr (spring) or thr (three)?
Sort: spread, sprain, throat, throne, split, stretch, splash, street
str (street) spl (splash) spr (spring) thr (three)
LessonPrint · RF.2.3 · Set 21 · free to copy for classroom use
Answer key — Three-Letter Blends Set 21. Prints on its own sheet.
1. 1. splendid — spl (splash) 2. splinter — spl (splash) 3. sprint — spr (spring) 4. sprout — spr (spring) 5. strap — str (street) 6. string — str (street) 7. three — thr (three) 8. throw — thr (three) 2. 1. splat — spl (splash) 2. splatter — spl (splash) 3. spray — spr (spring) 4. sprinkle — spr (spring) 5. straw — str (street) 6. stream — str (street) 7. threw — thr (three) 8. thrill — thr (three) 3. 1. splash — spl (splash) 2. split — spl (splash) 3. sprain — spr (spring) 4. spread — spr (spring) 5. street — str (street) 6. stretch — str (street) 7. throat — thr (three) 8. throne — thr (three) Last reviewed 2026-09-05. Aligned to RF.2.3 of the Common Core State Standards for English Language Arts.