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Instructions

  1. Read the definition of a compound word to understand how they are built.
  2. Complete the Word Builder Puzzles by combining two small words to create one compound word.
  3. Match the new compound words to their correct definitions in the Definition Detective section.
  4. Use the words in sentences to show you understand their meaning.

Part 1: Word Builder Puzzles

A Closed Compound Word is created when two smaller words are joined together without a space to form one new word that has its own unique meaning.

Example: Sun + Flower = Sunflower

Directions: Draw a line connecting a word from the left column to a word in the right column to make a compound word. Then write the new word on the line.

Word 1 (Left) Word 2 (Right) Compound Word
Rain Bow Example: Rainbow
Pan Box
Tooth Side
Mail Ball
Foot Paste
In Cake

Part 2: Definition Detective

Directions: Match the compound words created above with the correct definition below. Write the letter of the definition next to the word.

Word Definition Letter Definition Choices
1. Rainbow A. A game played by kicking or carrying a ball.
2. Pancake B. A paste used for cleaning teeth.
3. Toothpaste C. The inner part or area of something.
4. Mailbox D. A sweet, flat cake cooked in a pan.
5. Football E. A container where letters are delivered.
6. Inside F. An arch of colors seen in the sky after rain.

Part 3: Using Compound Words in Context

Directions: Choose the best compound word from the list below (Pancake, Toothpaste, Mailbox, Football) to complete each sentence. This shows you understand the word's meaning.

  1. We checked the ____, but there were no letters today.
  2. The quarterback threw the ____ across the field for a touchdown.
  3. My favorite part of a Saturday morning is eating a stack of warm ____.
  4. Remember to use a tiny bit of ____ when brushing your teeth.

Challenge Extension: Create Your Own

Directions: Think of two different small words that, when put together, create a brand new compound word. Write them below and define the new word.

  1. Word 1: ____ + Word 2: ____ = Compound Word: ____
  2. Definition of Compound Word: ____

Answer Key

Part 1: Word Builder Puzzles

Word 1 (Left) Word 2 (Right) Compound Word
Rain Bow Rainbow
Pan Cake Pancake
Tooth Paste Toothpaste
Mail Box Mailbox
Foot Ball Football
In Side Inside

Part 2: Definition Detective

Word Definition Letter
1. Rainbow F
2. Pancake D
3. Toothpaste B
4. Mailbox E
5. Football A
6. Inside C

Part 3: Using Compound Words in Context

  1. We checked the Mailbox, but there were no letters today.
  2. The quarterback threw the Football across the field for a touchdown.
  3. My favorite part of a Saturday morning is eating a stack of warm Pancakes.
  4. Remember to use a tiny bit of Toothpaste when brushing your teeth.
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