x rays

X rays
Target text


Associate the uppercase letter X and lowercase letter x with the /ks/ sound as in X-ray, box, and t-rex.

See Standards

Lesson Plan

Target Words:

  • X-ray
  • six
  • fox
  • ox
  • ax
  • T-rex


  • Masking tape
  • Flashlight
  • Small box 
  • Letter X pictures 
  • Letter cards
  • Real X-ray picture (optional)

The children will pretend to take X-rays of different items and then practice writing the letter X and saying the /ks/ sound in words such as t-rex, fox, and ax.

Literacy Activities
Examine X-rays

  • Turn off the lights.
  • Explain that the children will be examining x-rays.
  • Shine a flashlight through the back of the picture and have the children try to guess the image behind the X.
  • When a child guesses correctly, have him or her say, “An x-ray of a(n) ___!”
  • Write the name of the image on the board and have the children point to the X in the word and say the /ks/ sound.
  • Have the children use the letter cards to form the words from the activity. 

More Practice
Box hop

  • Create a hopscotch grid on the floor using masking tape.
  • Have the children help form a letter X out of tape for each square of the grid. 
  • Drop a small box somewhere on the hopscotch grid.
  • Instruct the children to hop along the hopscotch grid, avoiding the square where the box landed.
  • Have the children say the /ks/ sound as they hop from square to square.

Write the target letter

  • Have the children draw a picture of one of the X-ray images and cut it out to make their own X-ray.
  • Have the children write the letter X all over their X-ray image.
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SEEL At Home



Associate the uppercase letter X and lowercase letter x with the /ks/ sound as in X-ray, box, and ax.


  • X pictures
  • Flashlight

Activity: X-rays

  • Pretend to take X-rays of the X pictures.
    • Have your child shine a flashlight against a wall.
    • Hold up the X pictures in front of the light one by one.
    • As you present each photo, have your child guess each animal that is shown on the X picture.
    • After he or she guesses the animal, say “We took an X-ray of a(n) ___!”  
  • Have your child draw a picture of an animal to make his or her own X-ray.
  • Have your child write the letter X all over the X-ray.  
  • Write, "An X-ray of a(n) ___" at the bottom of the picture.
  • Repeat the activity as desired.


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SEEL lessons align with Common Core Standards. Please see the standards page for the code(s) associated with this lesson.