Review the long o sound and practice reading long o words with your first grader with help from this phonics worksheet.

Emergent readers practice distinguishing between long O and short O sounds with this cut-and-paste activity.

Orange begins with the letter O! Color in the flashcards featuring the letter O and cut them out to play memory and spelling games.

On this first grade phonics worksheet, kids practice identifying the short "O" vowel sound by circling pictures. Then they write their own short "O" word.

If your first grader needs help learning the short o sound, try this worksheet. She'll figure out which pictures feature the short o sound.

The letter "O" is also a shape! Help your little one form these semi-circle shapes into a capital letter "O" with this paper puzzle activity.

Practice recognizing uppercase and lowercase O with this coloring maze!

Kids help an octopus find treasure in the O maze on this kindergarten reading worksheet. They draw a path from the octopus to the X by following the O's.

Get to know the letter O with this tracing, writing, and drawing worksheet! 

Open your little one's eyes to the "O" adjectives in this outstanding worksheet! Students can practice parts of speech and build vocabulary.

On this first grade phonics worksheet, your child will practice identifying the long "O" vowel sound by circling pictures. Then she'll write a long "O" word.

The long "O" vowel sound makes the same sound as the letter "O"! Help your little reader sort out his vowel sounds with this fun worksheet.

With this worksheet, kids match picture names to items representing short "O" and long "O" vowel sounds, then glue the pictures to the page.

Find words that start with the letter O in this hands-on activity for preschoolers, kindergarteners, and first graders!

Turn alphabet learning into wild fun with this coloring page, featuring an octopus maneuvering its body into the letter O.

Match letters to sounds with this K to O kindergarten phonics worksheet.

On this kindergarten reading and coloring worksheet, kids consider the clues and follow the letter O in a dot to dot to see the mystery O picture: an octopus!

This worksheet will help your first grader understand the difference between a long o and a short o.

Help your child learn vowels and improve his spelling skills with this printable worksheet that's all about the vowel O.

Help your preschooler's pre-literacy practice as he colors in this adorable otter and names things that start with O.

Find short o rhyming pairs in this colorful kindergarten worksheet!

Get on top of your phonics skills with this short o spelling worksheet!

Help your first grader become a more confident reader by practicing short o word families.

Learn your letter O while you have fun coloring in this engaging worksheet!

How many olives are in this jar? To find out, your child will need to practice learning the letter O!

Children will enjoy coloring in the O-shaped octopus in this playful letter-recognition worksheet.

Help your first grader get acquainted with long o words with this phonics worksheet. He'll learn letter patterns from the oe in doe to the oa in goat.

Unscramble a short o sentence in this kindergarten and first-grade worksheet!

Practice identifying short O words with this fun maze worksheet!

Though it's a few weeks late, a fox and a dog celebrate Halloween in this ode to the letter O.