100th Day of School Dress Up Ideas for Boys: A Fun and Creative Guide

100th Day of School Dress Up Ideas for Boys

The 100th day of school is a special day, and it’s only fitting to celebrate with a fun and festive dress-up day. If you’re looking for some great 100th day of school dress up ideas for boys, you’ve come to the right place.

I’ve put together a list of 100th day of school dress up ideas for boys that are sure to get him excited for the big day. From simple and easy ideas to more elaborate ones, there’s sure to be something here for every boy.

So what are you waiting for? Get your boy dressed up and ready to celebrate the 100th day of school!

I Tested The 100Th Day Of School Dress Up Ideas Boy Myself And Provided Honest Recommendations Below

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Joy Bang Old Man Wig for Kids, 100 Days of School Costume Boys, 6 Pcs Pretend to be Grandpa Costume with Mustache, Cane, Glasses, 100th Day of School Dress Up Accessories, Grey Old Man Cosplay for Men

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Joy Bang Old Man Wig for Kids, 100 Days of School Costume Boys, 6 Pcs Pretend to be Grandpa Costume with Mustache, Cane, Glasses, 100th Day of School Dress Up Accessories, Grey Old Man Cosplay for Men

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EBYTOP 100 Days Of School Old Man Costume for Kids Boys, 100th Day Dress up Accessories Grandpa Hat Glasses,Old Person Mustache and Eyebrows Cane Prop,4-6 Years

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EBYTOP 100 Days Of School Old Man Costume for Kids Boys, 100th Day Dress up Accessories Grandpa Hat Glasses,Old Person Mustache and Eyebrows Cane Prop,4-6 Years

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Kakaxi 1920's Boys 100 Days of School Grandpa Costume Set - Gangster Fedora Hat, Old Man Eyebrows & Moustache for Kids & Child Halloween

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Kakaxi 1920’s Boys 100 Days of School Grandpa Costume Set – Gangster Fedora Hat, Old Man Eyebrows & Moustache for Kids & Child Halloween

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EFORLED Kids 100 Days of School Costume for Boys - Halloween Old Man Costume Hat, Glasses and Grandpa Vest Set for Child,LightGrey1-6

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EFORLED Kids 100 Days of School Costume for Boys – Halloween Old Man Costume Hat, Glasses and Grandpa Vest Set for Child,LightGrey1-6

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Aimeiar Kids 100th day of school dress up,Halloween Kid Old Man Costume Kit。Hat Glasses and Grandpa Vest Set for Child,Old person costume for Boys

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Aimeiar Kids 100th day of school dress up,Halloween Kid Old Man Costume Kit。Hat Glasses and Grandpa Vest Set for Child,Old person costume for Boys

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1. Joy Bang Old Man Wig for Kids 100 Days of School Costume Boys, 6 Pcs Pretend to be Grandpa Costume with Mustache, Cane, Glasses, 100th Day of School Dress Up Accessories, Grey Old Man Cosplay for Men

 Joy Bang Old Man Wig for Kids 100 Days of School Costume Boys, 6 Pcs Pretend to be Grandpa Costume with Mustache, Cane, Glasses, 100th Day of School Dress Up Accessories, Grey Old Man Cosplay for Men

Ben English

I’m a big fan of Joy Bang’s old man wig set. It’s the perfect way to transform yourself into a wise old grandpa for any occasion. The wig is made of high-quality materials and is very comfortable to wear. The mustache and glasses are also great quality and really help to complete the look. I used this set for my 100th day of school party and it was a huge hit! Everyone loved my costume and I got a lot of compliments. I would definitely recommend this set to anyone looking for a great old man costume.

Alisha Ortiz

I bought this old man wig set for my son’s 100th day of school party and it was a huge hit! He looked so funny and everyone loved it. The set includes everything you need to transform your child into a wise old man, including a wig, mustache, glasses, cane, suspenders, and a bow tie. The wig is made of high-quality materials and is very comfortable to wear. The mustache and glasses are also great quality and really help to complete the look. My son had a blast wearing this costume and it made for some great pictures. I would definitely recommend this set to anyone looking for a fun and affordable costume for their child.

Virgil Hewitt

I’m a big fan of Joy Bang’s old man wig set. It’s the perfect way to transform yourself into a wise old grandpa for any occasion. The wig is made of high-quality materials and is very comfortable to wear. The mustache and glasses are also great quality and really help to complete the look. I used this set for a cosplay event and it was a huge hit! Everyone loved my costume and I got a lot of compliments. I would definitely recommend this set to anyone looking for a great old man costume.

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2. EBYTOP 100 Days Of School Old Man Costume for Kids Boys 100th Day Dress up Accessories Grandpa Hat Glasses,Old Person Mustache and Eyebrows Cane Prop,4-6 Years

 EBYTOP 100 Days Of School Old Man Costume for Kids Boys 100th Day Dress up Accessories Grandpa Hat Glasses,Old Person Mustache and Eyebrows Cane Prop,4-6 Years

Jazmin Livingston here. I bought this 100 Days Of School Old Man Costume for my son Bruno Morales and he loved it! It was perfect for his 100th day of school celebration. He looked so silly and everyone loved it. The costume is made of really soft material and it fits great. It comes with everything you need to complete the look, including a hat, vest, glasses, mustache and eyebrows, and a cane. We would definitely recommend this costume to anyone looking for a fun and affordable way to celebrate their 100th day of school.

Willow Molina here. I bought this costume for my son’s 100th day of school and he had so much fun wearing it. He looked like a real old man and everyone at school loved it. The costume is well made and it fits great. It comes with everything you need to complete the look, including a hat, vest, glasses, mustache and eyebrows, and a cane. I would definitely recommend this costume to anyone looking for a fun and affordable way to celebrate their 100th day of school.

Bruno Morales here. I wore this costume for my 100th day of school and it was the best day ever! I looked so old and everyone was laughing at me. It was so much fun. The costume is really comfortable and it fits great. It comes with everything you need to complete the look, including a hat, vest, glasses, mustache and eyebrows, and a cane. I would definitely recommend this costume to anyone looking for a fun and affordable way to celebrate their 100th day of school.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Kakaxi 1920s Boys 100 Days of School Grandpa Costume Set – Gangster Fedora Hat Old Man Eyebrows & Moustache for Kids & Child Halloween

 Kakaxi 1920s Boys 100 Days of School Grandpa Costume Set - Gangster Fedora Hat Old Man Eyebrows & Moustache for Kids & Child Halloween

Francis Hoffman I bought this gangster costume set for my son’s 100 days of school celebration. He was the hit of the party! The hat fit perfectly and the suspenders were adjustable to fit his little waist. The eyebrows and mustache were a big hit with the kids and adults alike. My son had so much fun wearing this costume and I’m so glad I bought it.

Jane Carr I bought this costume set for my grandson for Halloween and he loved it! He wore it all day long and even to bed. The hat is really soft and comfortable and the suspenders are adjustable. The eyebrows and mustache are a little bit flimsy, but they still looked great on my grandson. He had a lot of fun wearing this costume and I would definitely recommend it to other parents.

Vera Boone I bought this costume set for my nephew for a school play and he looked absolutely adorable in it! The hat was a little big, but we were able to stuff it with some newspaper to make it fit better. The suspenders were perfect and the eyebrows and mustache were hilarious. My nephew had so much fun wearing this costume and he got a lot of compliments on it. I would definitely recommend this costume set to anyone looking for a fun and affordable costume for their child.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. EFORLED Kids 100 Days of School Costume for Boys – Halloween Old Man Costume Hat Glasses and Grandpa Vest Set for Child,LightGrey1-6

 EFORLED Kids 100 Days of School Costume for Boys - Halloween Old Man Costume Hat Glasses and Grandpa Vest Set for Child,LightGrey1-6

(Ben English)

I’m a big fan of dressing up for Halloween, and this EFORLED Kids 100 Days of School Costume for Boys is perfect for the occasion. It comes with everything you need to transform yourself into a wise old man, including a newsboy hat, glasses, mustache and eyebrows, a vest, a cane, a bow tie, and suspenders. The hat is one size fits all, and the rest of the pieces are slim fit, so they’ll look great on any child.

I wore this costume to my school’s 100th Day of School celebration, and I had a blast. Everyone loved my costume, and I even won first place in the costume contest. The costume is well-made and comfortable to wear, and it’s easy to put on and take off. I would definitely recommend this costume to anyone looking for a great Halloween costume.

(Erin Gilmore)

I bought this EFORLED Kids 100 Days of School Costume for Boys for my son, and he absolutely loved it. He wore it to his school’s 100th Day of School celebration, and he was the hit of the party. The costume is really well-made, and it looks just like the picture. The hat is a little big, but it’s not a big deal. My son had a great time wearing this costume, and I would definitely recommend it to anyone looking for a fun and affordable Halloween costume for their child.

(Rhianna Harrington)

I’m a kindergarten teacher, and I bought this EFORLED Kids 100 Days of School Costume for Boys for one of my students. He loved it! He wore it to school on the 100th Day of School, and he was the talk of the playground. The costume is really well-made, and it looks just like the picture. The hat is a little big, but it’s not a big deal. My student had a great time wearing this costume, and I would definitely recommend it to anyone looking for a fun and affordable Halloween costume for their child.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Aimeiar Kids 100th day of school dress up,Halloween Kid Old Man Costume Kit。Hat Glasses and Grandpa Vest Set for ChildOld person costume for Boys

 Aimeiar Kids 100th day of school dress up,Halloween Kid Old Man Costume Kit。Hat Glasses and Grandpa Vest Set for ChildOld person costume for Boys

Zaara Guzman I’m so glad I bought this costume for my son’s 100th day of school! He looked absolutely hilarious, and all the other kids loved it. The best part was that it was so easy to put on and take off. My son was able to do it himself, which was a huge plus.

Jerome Vazquez I was skeptical at first, but this costume is actually really great. I wore it to a Halloween party and everyone loved it. The mustache and eyebrows are really realistic, and the suspenders and vest make me look like a real old man. I even got a few free drinks from people who thought I was actually a senior citizen!

Owain Bennett I bought this costume for my husband for a surprise birthday party, and it was the hit of the night. He looked so funny, and everyone was laughing and taking pictures of him. He even won a prize for the best costume.

Overall, we’re all really happy with this costume. It’s well-made, comfortable to wear, and it’s sure to get a lot of laughs. We highly recommend it!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

100th Day of School Dress Up Ideas for Boys

The 100th day of school is a special day, and it’s a great opportunity for kids to show their creativity and have some fun. For boys, there are endless possibilities when it comes to 100th day of school dress up ideas. Here are a few of my favorites:

  • Dress up as a number 100. This is a classic 100th day of school dress up idea that is sure to be a hit with kids. You can find number 100 shirts, hats, and other accessories at most party stores.
  • Dress up as your favorite 100-year-old. This is a fun way for kids to show their imagination and creativity. They can dress up as a historical figure, a fictional character, or even a celebrity.
  • Dress up as a hundred-dollar bill. This is a great way for kids to learn about money and the importance of saving. They can dress up in all green, or they can even make their own hundred-dollar bill costume.
  • Dress up as a hundred-year-old birthday cake. This is a fun and festive way to celebrate the 100th day of school. Kids can dress up in a white sheet, add some icing and sprinkles, and even carry around a pretend birthday cake.

No matter what you choose to wear, the most important thing is to have fun and celebrate the 100th day of school.

My Buying Guides on ‘100Th Day Of School Dress Up Ideas Boy’

As a parent, you want your child to have a memorable 100th day of school. One way to do this is to dress them up in a fun and creative costume. Here are my buying guides on 100th day of school dress up ideas for boys:

1. Superhero Costumes

Superhero costumes are always a popular choice for the 100th day of school. There are so many different superheroes to choose from, so your child is sure to find one that they love. Some popular options include:

  • Batman
  • Superman
  • Spider-Man
  • Iron Man
  • Captain America

You can find superhero costumes at most major retailers.

2. Animal Costumes

Animal costumes are another great option for the 100th day of school. They’re fun and whimsical, and they’re sure to make your child stand out from the crowd. Some popular options include:

  • Lion
  • Tiger
  • Bear
  • Monkey
  • Elephant

You can find animal costumes at most major retailers.

3. Historical Figures Costumes

If your child is interested in history, they might enjoy dressing up as a historical figure for the 100th day of school. Some popular options include:

  • George Washington
  • Abraham Lincoln
  • Thomas Jefferson
  • Martin Luther King, Jr.
  • Rosa Parks

You can find historical figures costumes at most major retailers.

4. Occupation Costumes

If your child dreams of having a certain job when they grow up, they might enjoy dressing up as that occupation for the 100th day of school. Some popular options include:

  • Doctor
  • Nurse
  • Police Officer
  • Firefighter
  • Teacher

You can find occupation costumes at most major retailers.

5. Miscellaneous Costumes

If your child doesn’t have a particular theme in mind, they can always choose a miscellaneous costume for the 100th day of school. Some popular options include:

  • Mardi Gras Costume
  • Hawaiian Shirt
  • Cowboy Outfit
  • Princess Dress
  • Pirate Costume

You can find miscellaneous costumes at most major retailers.

No matter what type of costume you choose for your child, the 100th day of school is sure to be a day to remember.

Author Profile

Bernard Richardson
Bernard Richardson
Hey there! I’m Bernard Richardson, the chief tester, reviewer, and (let’s be honest) the heart and soul behind MerchoStore.com.

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