Your child's first year is full of milestones — everything is new, exciting and at times, scary. From their first smile, to their first time rolling over, to crawling and finally walking — little ones learn so much during their first year, and it's totally natural to want to throw them a first birthday party worth of all their achievements. When you're searching for unique first birthday party themes, it's easy to get overwhelmed with some of the amazing parties some mom's throw their children. But never fear, because these next 11 party ideas are as simple as they are beautiful.

Even though your child most likely won't remember the details of their first party, they will have photos and the stories you tell them to make it an event that even they will love hearing about for years.

Whether you're the kind of mom who goes all out for parties, or someone who prefers to keep it simple, there's an idea for you here. With everything from color themed, to celebrations centered around your kiddo's favorite animal or book— with these tutorials as inspiration, there's no doubt you'll throw your one-year-old-to-be a party worthy of their first year of life.

1. Simple And Colorful

Courtesy of Back To Her Roots

Cassie from Back To Her Roots threw her daughter an adorably simple, yet super colorful, birthday party— complete with a sprinkle covered smash cake.

2. Harry Potter

Courtesy of A Beautiful Mess

There's no shame in starting the HP obsession young. Throw your little one year old a Harry Potter themed party that everyone will enjoy.

3. Little Lamb

Courtesy of Julie Blanner

Soft, airy and sweet, this little lamb themed birthday party from Julie Blanner would be perfect for a little girl.

4. Panda

Courtesy of Creative Green Living

This panda themed party from Creative Green Living is adorable and unique and features panda themed EVERYTHING and even a sushi table.

5. Gold Star

Courtesy of Delia Creates

Gold is a classic theme for a birthday party— and these gorgeous photos from Delia Creates will give you all the inspiration you need to create a gold star themed party for your little one.

6. "Let's Have A Ball"

Courtesy of Domestic Fits

I have yet to meet a child who isn't obsessed with balls. Turn it into an adorable party theme with this guide from Domestic Fits that's perfect for all ages.

7. 'Sesame Street'

Courtesy of Girl Loves Glam

Sesame Street is another great birthday party theme — most kids already know and love the show from a young age. This Sesame Street party tutorial from Girl Loves Glam will give you all of the inspiration you need to pull it off on your own.

8. Wintery

Courtesy of Lovely Indeed

If your little one's birthday falls in the colder months, use this tutorial from Lovely Indeed to create a gorgeous Winter themed birthday party.

9. Fox

Courtesy of Handmade Charlotte

If you have a penchant for baking, or are just feeling ambitious, use this tutorial from Handmade Charlotte to make your birthday baby the cutest fox birthday cake ever.

10. Under The Sea

Courtesy of Delia Creates

Does your baby love water, fish or swimming? Throw them an "under the sea" themed party using the one Delia from Delia Creates threw her son as an example. There are easy tweaks you can make to make it one-year-old friendly and the theme is colorful and perfect for any little one.

11. Baby-Themed

Courtesy of Lovely Indeed

Finally, if you're looking for a no-fuss, simple party theme, why not use baby items you already have lying around the house? This post from Lovely Indeed has loads of inspiration on how to do just that.