100 Days of School: Here are Creative Costume and Fun Activity Ideas - Posh in Progress (2024)

Happy 100th day of school! My kids celebrated the 100 days of school this week so it got me thinking that other moms, parents, and teachers might want ideas for how to celebrate the 100th day of school

What is the 100 Days of School?

The 100th day of school is a milestone in the school year that is typically celebrated by students, teachers, and families. It marks the 100th day since the start of the school year. It is often seen as a time to reflect on what has been learned so far and to look ahead for what’s left for the school year.

The celebration of the 100th day of school can vary from school to school. But it often involves special activities and events to commemorate the big day. Some schools do activities including dressing up in costumes, creating projects or collections, participating in counting and math activities, and making special crafts. The 100th day of school is also a time for students to showcase their knowledge and skills. It’s also a chance for them to feel proud of their achievements. It is a fun and meaningful way to celebrate the progress made so far.

How to Celebrate 100 Days of School

If you’re a parent or teacher looking for ways to celebrate 100 days of school, here are some fun ideas and 100th day of school projects.

1. Dress Up: Have students dress up in costumes that involve the number 100, such as wearing 100 pieces of jewelry or 100 stickers. I’m sharing more costume ideas below.
2. Create a Project: Encourage students to create a project that involves 100 items, such as 100 paper cups stacked into a tower or 100 pictures of themselves over the 100 days of school. There are more project ideas and printables below.
3. Counting Activities: Do fun counting activities that involve the number 100, such as counting to 100 by 2s, 5s, or 10s, or making a chain of 100 links.
4. 100th Day Collection: Have students collect 100 of a specific item, such as buttons, bottle caps, or toothpicks. Then, have them display the items in a creative way.
5. Classroom Games: Play games that involve counting or using the number 100, such as 100th-day bingo or a 100th-day scavenger hunt.
6. Snack Time: Have a snack that involves 100 items, such as 100 fruit loops or 100 goldfish crackers.
7. Classroom Celebration: Have a classroom party to celebrate the 100th day of school, complete with balloons, music, and treats.
8. Special Assembly: Hold a special assembly to celebrate the 100th day of school, complete with presentations, awards, and recognition for students and teachers.
9. Take Pictures: Take pictures of students and teachers to commemorate the 100th day of school, and create a photo collage to display in the classroom.
10. 100th Day Crown: Have students create a crown with 100 items, such as stickers, pompoms, or pieces of confetti.
11. 100th Day Time Capsule: Have students create a time capsule with 100 items. They can represent their interests and hobbies, to be opened on their 200th day of school.
12. 100th Day Book: Have students create a book with 100 pages, each page representing something they have learned in school so far.
13. 100th Day Writing Activity: Have students write 100 words about their school experience so far. Or it could be about what they hope to learn in the next 100 days.
14. 100th Day Collage: Have students create a collage with 100 pictures, each representing a different aspect of their school experience.

These activities provide a fun and engaging way to celebrate the 100th day of school. They can also reinforce important skills such as counting, creativity, and teamwork. These projects can be adjusted for different grade levels and can be adapted to align with the curriculum being studied. The goal is to have fun while celebrating the 100th day of school.

100 Days of School Costumes

I already mentioned some dressing-up ideas above. Here are some costume ideas to celebrate 100 days of school:

1. 100th Day Crown: Create a crown with 100 items, such as stickers, pompoms, or pieces of confetti.
2. 100th Day T-Shirt: Create a t-shirt with the number 100 and decorate it with markers, paint, or fabric glue.
3. 100th Day Flowers: Create a flower costume using 100 paper or fabric flowers attached to a shirt or dress.
4. 100th Day Numbers: Create a costume with 100 numbers attached to it, representing the 100 days of school you have completed.
5. Dress like an Old Person: My kids’ school gave them the option of dressing up like old people or dressing up in college gear. My kids loved the idea of dressing up as old people so we found some outfits and products on Amazon.

{Gigi’s Look: Sweater, Skirt, Boots; Rocco’s Look: Sweater, Shirt, Pants, Hair Color}

Remember to have fun with these costume ideas and let your creativity shine!

100 days of school printables

Here are some printables that can be used to celebrate the 100th day of school:

1. 100th Day Counting Worksheet: A worksheet where students can practice counting to 100.
2. 100th Day Bingo: A bingo game with numbers up to 100.
3. 100th Day Coloring Page: A coloring page with the number 100 and fun images to color.
4. 100th Day Word Search: A word search with 100-related words and phrases.
5. 100th Day Maze: A maze with the goal of reaching the number 100.
6. 100th Day Tally Sheet: A tally sheet for students to mark off each day of school as they get closer to the 100th day.
7. 100th Day Writing Prompt: A writing prompt asking students to reflect on what they have learned in their first 100 days of school.
8. 100th Day Certificates: Certificates to give to students on the 100th day of school to recognize their accomplishments.

These printables can be used in the classroom or at home. They can be customized to fit the needs and interests of students. They provide a fun and engaging way to celebrate the 100th day of school. It also reinforces important skills such as counting, writing, and critical thinking.

If you’re looking for 100 day activities or printables, here are some good websites I found: 1, 2, 3, 4, 5.

100th Day of School Shirt Ideas

Here are some ideas for 100th day of school shirts:

1. “100 Days Strong” or “100 Days Smarter” shirts with a number 100 graphic.
2. Shirts with a tally of 100 items, such as 100 stickers, 100 candies, or 100 fruits.
3. Shirts featuring 100 hand prints in different colors to represent the diversity of the student body.
4. Shirts with a list of 100 things the students have learned so far in the school year.
5. Shirts featuring 100 images of things the students love, such as sports, animals, or hobbies.
6. Shirts with a countdown from 100 to 1, counting down the days until the 100th day of school.
7. Shirts featuring 100 symbols of the school or classroom, such as the school logo or classroom mascot.
8. Shirts with a collage of 100 images that represent the students’ interests, such as music, movies, or books.

You can create these shirts using fabric markers, iron-on transfers, or screen printing. Students can design them or make them with the help of a teacher or parent. They provide a fun and creative way to celebrate the 100th day of school and to show school spirit.

I had so much fun helping my kids get ready for their 100th day of school. This was our first time taking the day seriously, and you can tell we had a lot of fun. I hope some of the ideas I’ve shared in this post help you and your kids think about how to celebrate the 100th day of school. If you’re looking for other parenting stories, click here.