🏗️

Word Builders

Join two words into one, find the words hiding inside, and build new words with un-, re-, -s, -ed, -ing and -er.

Word Pairs & Spelling · Grades 1–3 · 7 levels · Free

7 levels

  1. Join two words
  2. Find the hidden words
  3. Build the compound word
  4. Prefixes un- and re-
  5. Endings that tell
  6. Build with a part
  7. Word builders, timed

What it practises

  • Compound Words
  • Prefixes and Endings
  • Adding -s, -ed and -ing

More Word Pairs & Spelling lessons

Gradeless is free: short math and learning lessons for kids in kindergarten to grade 5, each one starting where your child is. For grown-ups