Baby Development

Your baby's physical development is a thing of beauty and a source of pride. From sitting to crawling, walking to talking, smiling to laughing, each achievement is a developmental milestone. Learn what to expect next in your baby's physical and intellectual development.
Best Toys for 7 Month Old
The 20 Best Toys for 7-Month-Olds to Make Learning Through Play a Blast
Best Toys for 8 Month Old
Best Toys for 8-Month-Olds to Play and Explore the World Around Them
Photo illustration of baby crying
Why Is My Baby Always Fussy in the Evenings?
10-months olds toys
The Best Toys for 10-Month-Olds to Help Develop Skills for Toddlerhood and Beyond
Baby in crib
‘Fully Conscious' Baby Goes Viral but Is Her Reaction Unusual?
A portrait of a newborn baby lying on bed
What Every Parent Should Know About Baby Tremors and Shakes
2 Week Old Infant Development
Your 2-Week-Old Baby’s Milestones and Development
Average Baby Weights During the First Year
Average Baby Weight and Length: Month-by-Month Charts
Baby's First Week
Your 1-Week-Old Baby’s Milestones and Development
The stay-at-home dad spends time during the day to play with his baby girl.
When Do Babies Start Babbling?
4-week-old baby development
Your 1-Month-Old Baby’s Milestones & Development
3-week-old baby growth and development
Your 3-Week-Old Baby’s Milestones & Development
5 Week Old Baby Development
A Guide to Your 5-Week-Old Baby's Development
10-Month-Old Baby
Your 10-Month-Old Baby's Development and Milestones
6-Month-Old Baby
Your 6-Month-Old Baby’s Development and Milestones
5-Month-Old Baby
Your 5-Month-Old Baby's Milestones and Development
6-Week-Old Baby
Your 6-Week-Old Baby’s Milestones and Development
7 week old baby
Your 7-Week-Old Baby’s Milestones and Development
Father feeding his baby son and he is enjoying the delicious vegetable puree.
When Your Baby Is Ready to Use a High Chair
Baby sitting on bed and smiling with mom
When Do Babies Recognize Their Name?
parent playing peek-a-boo with baby
What Is Object Permanence in Babies?
mother kissing her baby on the head
What to Know About the Rooting Reflex in Babies
Newborn with eyes open in hospital bassinet
Is It True That All Babies Are Born with Blue Eyes?
baby using pincer grasp to pick up strawberry
When Do Babies Develop the Pincer Grasp?
18 month old
18 Month Old Child Development
Insemination, 3D Rendering
What Is a Zygote?
Baby crying
Terrifying TikTok Shows Baby in a Breath-holding Spell
baby in bassinet at hospital
What a Failure to Thrive Diagnosis Really Means for Your Child?
baby being fed
When Do Babies Have Growth Spurts?
toddler looking at television
Is Listening to the TV Helpful or Harmful for a Baby?
infant getting medical exam
Baby Height Predictor: How Tall Will My Child Be?
11 week old baby
11-Week-Old Baby Development
Mother bathing smiling new born baby in bathtub
9-Week-Old Baby Development
14 week old baby
14-Week-Old Baby Development
My boy deserves the best start in life
10-Week-Old Baby Development
13 week old baby
All About Your 13-Week-Old Baby
Couple cradling newborn baby
All About Your 4-Week-Old Baby's Development
illustration of a baby, text reading 8 month old
8-Month-Old Baby Milestones and Development
Baby walking with parent
Could Babies Who Walk Early Be Destined For Success?
Baby laying on tummy, sucking his fist
When Do Babies Hold Their Heads Up?
child with pacifier crying as man reaches arms our towards child
How to Help Your Baby Cope With Stranger Anxiety
An image of a baby's feet in grass.
These Cute Videos Show Why Babies Avoid Grass
Mom and baby looking at each other
When Will My Baby Recognize Faces?
Signs Your Baby is Learning to Roll Over
Babies Rolling Over: What To Know About This Milestone
An image of a baby laughing.
Babies Start To Develop a Sense of Humor as Early as 1 Month, Study Shows
Baby sitting and laughing
Here's When Babies Start Talking
The Dos and Don'ts of Baby Talk
9 Ways to Boost Your Baby's Language Development
Baby making a funny face
Funny First Words Babies Have Actually Said
baby touching parent's chin
What Do My Baby's Sounds Mean?
child talking with baby sibling
A Month-By-Month Guide to Your Baby's First Words
woman talking to child holding hands
7 Ways to Help Your Child's Language Development
Parents on an only child in a park
12 Tips for Raising an Only Child
Big Families Four Siblings Hugging Color Coded
What To Know About Oldest Child Syndrome and Birth Order
baby girl playing with wooden toys at home
Getting Started With Independent Play
mom reading to baby
Age-by-Age Guide to Reading to Your Baby
Cute little baby boy, playing with abacus at home
6 Things You May Not Know Your Baby Can Do
mother playing with baby on changing table
50 Simple Ways to Make Your Baby Smarter
babies
Is Your Baby a Late Bloomer?
Pediatrician checks a baby's chest with a stethoscope
What To Know About Your Baby’s Height and Weight Percentile
Asian Mother Holding Baby Pulling on Shirt Illustration
5 Ways to Handle Your Baby Pulling, Tugging, and Pinching You
Mom and baby
When Should You Start Disciplining Your Baby?
Afro Mom and baby
The Sweetest Baby Milestones and When to Expect Them
An image of a mother and her baby.
13 Ways Your Baby Shows They Love and Trust You