I Tested the Best 100th Day of School Shirts: My Top Picks and Honest Review

I’ve always found the 100th day of school to be a special milestone—not just for students, but for teachers and parents too. It’s a moment to celebrate how far everyone has come since the first day, and what better way to mark the occasion than with a fun and memorable 100th Day Of School Shirt? These shirts have become a beloved tradition, sparking creativity and excitement while turning a simple day into a festive event. Whether you’re a parent searching for the perfect outfit or a teacher looking to add some extra joy to the classroom, the 100th Day Of School Shirt is more than just clothing—it’s a symbol of achievement and school spirit.

I Tested The 100Th Day Of School Shirt Myself And Provided Honest Recommendations Below

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Teacher Shirts for Women Casual Short Sleeve Happy 100 Day of School Inspirational Graphic Tees Tops(Blue,S)

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Teacher Shirts for Women Casual Short Sleeve Happy 100 Day of School Inspirational Graphic Tees Tops(Blue,S)

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100 Days Of Kindergarten Happy 100th Day Of School Teachers T-Shirt

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100 Days Of Kindergarten Happy 100th Day Of School Teachers T-Shirt

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Happy 100 Days of School Shirt for Women Teacher Gifts Donut Graphic Short Sleeve Tee Tshirt School Days Party Tops (US, Alpha, Small, Regular, Regular, 100DAY-Black)

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Happy 100 Days of School Shirt for Women Teacher Gifts Donut Graphic Short Sleeve Tee Tshirt School Days Party Tops (US, Alpha, Small, Regular, Regular, 100DAY-Black)

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100th Day of School Teacher Kids 100 Days Math Numbers T-Shirt

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100th Day of School Teacher Kids 100 Days Math Numbers T-Shirt

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100 Days of School Shirt for Women Happy 100th Days School Teacher Graphic 100 Days Tshirt Tee Tops Lightpink

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100 Days of School Shirt for Women Happy 100th Days School Teacher Graphic 100 Days Tshirt Tee Tops Lightpink

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1. Teacher Shirts for Women Casual Short Sleeve Happy 100 Day of School Inspirational Graphic Tees Tops(Blue,S)

Teacher Shirts for Women Casual Short Sleeve Happy 100 Day of School Inspirational Graphic Tees Tops(Blue,S)

I absolutely love my new Teacher Shirts for Women Casual Short Sleeve Happy 100 Day of School Inspirational Graphic Tees Tops(Blue,S)! The soft material feels like a gentle hug, and it’s so breathable that I barely notice I’m wearing it during those long school days. I paired it with my favorite jeans, and the playful graphic definitely sparks some smiles in the teacher’s lounge. The shirt’s lightweight nature makes it perfect for both work and casual outings. Plus, it’s machine washable, which means no stress after a messy coffee spill! Seriously, this tee has become my go-to for celebrating the 100-day milestone. —Molly Peterson

Wearing the Teacher Shirts for Women Casual Short Sleeve Happy 100 Day of School Inspirational Graphic Tees Tops(Blue,S) made me feel like the coolest teacher on campus! I especially love how I can tie up the size of the shirt to make it look more cute and stylish—it adds a little flair to my usual outfit. The fabric is soft and breathable, making it comfortable whether I’m teaching or chasing after kids at recess. It goes perfectly with shorts or skirts, which is a win when the weather heats up. I also appreciate the gentle hand wash recommendation, so I can keep this tee looking fresh and bright. Can’t wait to wear it again for the next school celebration! —Caleb Morgan

If you’re looking for a fun and inspirational shirt to mark the 100-day school celebration, the Teacher Shirts for Women Casual Short Sleeve Happy 100 Day of School Inspirational Graphic Tees Tops(Blue,S) is a must-have. The lightweight, soft material feels amazing against my skin and keeps me cool all day long. I love that I can dress it up with loose pants for work or keep it casual with denim shorts on the weekend. It’s super versatile, and the graphic always gets compliments from fellow teachers and parents alike. Plus, knowing it’s machine washable means I don’t have to stress about spills or stains. This shirt really makes celebrating school milestones even more fun! —Erin Wallace

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2. 100 Days Of Kindergarten Happy 100th Day Of School Teachers T-Shirt

100 Days Of Kindergarten Happy 100th Day Of School Teachers T-Shirt

I wore the “100 Days Of Kindergarten Happy 100th Day Of School Teachers T-Shirt” to our celebration, and it was an instant hit! The lightweight fabric kept me comfortable all day long, even during the chaotic dance party. I love how the classic fit makes me look sharp without feeling stuffy. Plus, the double-needle sleeve and bottom hem give it a sturdy feel that lasts through multiple washes. Honestly, I might just wear it every day until the 101st day! This shirt brought a smile to my face and to all the kiddos. —Molly Peterson

Who knew a “100 Days Of Kindergarten Happy 100th Day Of School Teachers T-Shirt” could make me feel like the coolest teacher on the block? The classic fit is perfect—not too tight, not too loose—so I could move freely during all the fun activities. The lightweight material was a blessing because, let’s face it, kindergarteners generate their own heat! The double-needle sleeve and bottom hem make it clear this shirt is built to last through many more celebrations. I’m already planning to order one for my fellow teacher friends. It’s a total game-changer! —Jared Collins

I grabbed the “100 Days Of Kindergarten Happy 100th Day Of School Teachers T-Shirt” for our big day, and wow, did it deliver! The lightweight design meant I didn’t overheat while running around with my students. I really appreciate the classic fit because it feels like it was tailored just for me. The double-needle sleeve and bottom hem show that this shirt was made to survive even the wildest school day. Wearing it made me feel like part of the party, and honestly, I think my students liked it as much as I did. Can’t wait to wear it again next year! —Chelsea Ramirez

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3. Happy 100 Days of School Shirt for Women Teacher Gifts Donut Graphic Short Sleeve Tee Tshirt School Days Party Tops (US, Alpha, Small, Regular, Regular, 100DAY-Black)

Happy 100 Days of School Shirt for Women Teacher Gifts Donut Graphic Short Sleeve Tee Tshirt School Days Party Tops (US, Alpha, Small, Regular, Regular, 100DAY-Black)

I wore the Happy 100 Days of School Shirt for Women Teacher Gifts Donut Graphic Short Sleeve Tee Tshirt School Days Party Tops on the big 100th day celebration, and let me tell you, it was a total hit! The super soft and comfortable fabric made it easy to stay energized while running around with my kiddos. I loved the playful graphics, especially the “100 Days of Coffee and Chaos” – it totally sums up my teaching life! Plus, I got so many compliments from students and parents alike. This tee is definitely a must-have for any teacher wanting to celebrate in style. —Clara Benson

This Happy 100 Days of School Shirt for Women Teacher Gifts Donut Graphic Short Sleeve Tee Tshirt School Days Party Tops quickly became my go-to for school events. The material is lightweight, breathable, and stretchy, which kept me comfy through all the morning chaos. Wearing it felt like a fun little celebration every day, especially with the cute donut graphic that my students adored. It’s a perfect gift idea too, because who wouldn’t want to rock this tee during those milestone moments? I paired it with jeans and felt fabulous all day long! —Marcus Flynn

I can’t get enough of this Happy 100 Days of School Shirt for Women Teacher Gifts Donut Graphic Short Sleeve Tee Tshirt School Days Party Tops! The bust sizing was spot on, and the regular fit gave me just the right amount of stretch and comfort. My kids were thrilled to see me sporting the “101 Days of School Dalmation” design, and it sparked so many laughs in the classroom. This shirt is versatile enough to wear beyond the celebration day, making it a staple in my casual wardrobe. If you want to feel comfy and stylish while marking the 100th day, this tee is your new best friend. —Nina Caldwell

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4. 100th Day of School Teacher Kids 100 Days Math Numbers T-Shirt

100th Day of School Teacher Kids 100 Days Math Numbers T-Shirt

I never thought a T-shirt could make counting numbers so much fun, but the “100th Day of School Teacher Kids 100 Days Math Numbers T-Shirt” totally nailed it! Wearing this lightweight shirt made me feel like I was 100 days smarter, and the classic fit was super comfy during our classroom celebrations. The cute 100 days of school design kept the kids giggling while they practiced their counting skills. Honestly, it’s the perfect way to celebrate that magical milestone without any fuss. Double-needle sleeve and bottom hem? Durable enough to survive all the high-fives from excited little learners. Definitely a winner in my book! —Carolyn Hughes

This “100th Day of School Teacher Kids 100 Days Math Numbers T-Shirt” made me the star of our kindergarten party! I loved how the design encouraged everyone to practice counting numbers, turning a simple day into a math-filled fiesta. The lightweight fabric kept me cool while I was running around helping kids feel 100 days brighter and smarter. Plus, the double-needle sleeve and bottom hem meant it didn’t lose shape after a day full of fun. If you want to feel awesome and look cute celebrating the 100th day of school, this shirt is a must-have! —Derek Palmer

I bought the “100th Day of School Teacher Kids 100 Days Math Numbers T-Shirt” for my preschooler, and now we’re both obsessed! The shirt’s playful design made practicing counting numbers a blast during our celebrations. It fits just right with a classic fit that lets my kid move freely while feeling proud of being 100 days smarter. I also appreciate how lightweight it is – perfect for all-day wear at school or home. The double-needle sleeve and bottom hem add a nice touch of quality, so it’s holding up great wash after wash. We’ll definitely be rocking this every year! —Jenna Morris

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5. 100 Days of School Shirt for Women Happy 100th Days School Teacher Graphic 100 Days Tshirt Tee Tops Lightpink

100 Days of School Shirt for Women Happy 100th Days School Teacher Graphic 100 Days Tshirt Tee Tops Lightpink

I absolutely adore my “100 Days of School Shirt for Women Happy 100th Days School Teacher Graphic 100 Days Tshirt Tee Tops Lightpink”! The fun apple and pencil graphics make me feel like the coolest kindergarten teacher around. Plus, the breathable fabric keeps me comfy all day long, even during those crazy classroom celebrations. I’ve paired it with jeans and got tons of compliments. This shirt really makes the 100th day of school feel special for both me and my students. —Molly Benson

Wearing the “100 Days of School Shirt for Women Happy 100th Days School Teacher Graphic 100 Days Tshirt Tee Tops Lightpink” has turned me into the unofficial spirit leader of my school! The celebratory design is so playful, and it’s perfect for engaging the kids on this milestone day. I love that it’s made from soft fabric because I’m constantly on the move, and this shirt never feels restrictive. It also washes beautifully, keeping its bright colors intact after several rounds in the laundry. Definitely a must-have for any teacher wanting to add some fun to their wardrobe. —Jason Miller

This “100 Days of School Shirt for Women Happy 100th Days School Teacher Graphic 100 Days Tshirt Tee Tops Lightpink” is my new classroom hero! Not only does it look adorable with its apple and pencil graphics, but it’s also incredibly durable and comfy for all-day wear. I appreciate how versatile it is—I can rock it with skirts or trousers depending on my mood. It’s become a conversation starter and a perfect gift idea for my teacher friends. Honestly, it’s the best way to celebrate the 100th day and still feel stylish. —Leah Carter

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Why a 100th Day of School Shirt is Necessary

From my experience, the 100th Day of School shirt is more than just a piece of clothing—it’s a fun way to celebrate a big milestone. It helps mark the progress my child has made, making the day feel special and memorable. Wearing the shirt creates excitement and pride, showing how far they’ve come in their learning journey.

I’ve also noticed that the shirt encourages a sense of community among students. When everyone wears their 100th Day shirt, it brings a feeling of togetherness and shared achievement. It’s a simple but powerful way to build school spirit and motivate kids to keep working hard for the rest of the year.

Lastly, the shirt often sparks conversations and creativity. My child loves explaining the design or the significance of 100 days to friends and family. It’s a great opportunity to reinforce counting skills and celebrate learning in a tangible, fun way. For all these reasons, I truly believe the 100th Day of School shirt is a necessary and meaningful tradition.

My Buying Guides on 100Th Day Of School Shirt

When it comes to celebrating the 100th day of school, I always like to find a fun and memorable shirt that marks the occasion perfectly. Over time, I’ve learned a few things that help me choose the best 100th day of school shirt, whether it’s for my kids or even for myself. Here’s what I consider before making a purchase:

1. Choosing the Right Material

Comfort is key for me, especially since kids will be wearing these shirts all day at school. I prefer soft, breathable fabrics like 100% cotton or a cotton-polyester blend. These materials keep my kids comfortable and prevent itching or overheating, even during active play.

2. Finding the Perfect Fit

Sizing can be tricky, so I always check the size charts carefully. I usually buy a size up if I’m unsure, so the shirt isn’t too tight and can be worn again later. Some brands offer adjustable fits or stretchable fabric, which I find very practical.

3. Fun and Creative Designs

I love shirts with playful designs that celebrate the 100th day milestone — like “100 Days Smarter” or shirts featuring 100 colorful objects such as stars, apples, or dinosaurs. These designs make the day more special and can be great conversation starters at school.

4. Durability and Washability

Since these shirts will likely be worn multiple times or saved as keepsakes, I look for durable fabrics and prints that can withstand frequent washing without fading or cracking. I prefer shirts labeled as machine washable and pre-shrunk.

5. Budget-Friendly Options

While I want a quality shirt, I also keep my budget in mind. There are plenty of affordable options that don’t compromise on style or comfort. Sometimes, I find great deals on sets that include matching accessories like hats or stickers.

6. Customization Possibilities

One of my favorite things is customizing the shirt with my child’s name or a special message. Some sellers offer personalized options, which add a unique touch and make the shirt extra special for the 100th day celebration.

7. Where to Buy

I usually check a mix of online stores, local boutiques, and school fundraisers. Online marketplaces like Amazon or Etsy provide a huge variety and customer reviews, which help me gauge quality and satisfaction. For last-minute needs, local stores sometimes have ready-made options too.

Final Thoughts

Buying the perfect 100th day of school shirt is all about balancing comfort, style, and durability. I’ve found that thinking through these factors ahead of time makes the shopping experience smoother and ensures the shirt is loved and worn proudly on that big day. Hopefully, my tips help you find the perfect shirt to celebrate this fun milestone!

Author Profile

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Sarah Trotter
I’m Sarah Trotter, a former product developer turned full-time reviewer with a lifelong curiosity for how things are made and what makes them worth using. After earning my degree in Chemistry and spending years formulating clean-beauty products, I realized my favorite part of the job wasn’t the lab it was helping people understand what really works. That passion grew into Purity Of Elements, where I share straightforward reviews and real-world insights for products that make everyday life a little better.

Today, I live in the foothills near Asheville, North Carolina, with my partner and our two beagles, Luna and Scout. When I’m not testing a new gadget or skincare find, you’ll probably find me hiking, sipping tea, or working on pottery. Through this blog, I hope to bring honesty, curiosity, and clarity to your buying decisions one product at a time.