Practical Montessori for Real Homes, Not Showrooms
Age-by-age guides to Montessori at home. What your child is working on, what to set up, and what you can skip, built on Montessori’s own writings, AMI and AMS sources, and current pediatric safety guidance.
What’s Hard Right Now?
The fix might be a smaller shelf, a simpler routine, or no purchase at all.
Start With Your Child’s Stage
What children that age are working on, the setup that helps, and the guides to read next.
Buy Less. Choose Better.
Built around age, space and what a child actually does with the thing.
Understand What the Material Is Teaching
See what skill each material isolates, and when it belongs in the sequence.
Montessori Glossary, From Absorbent Mind to Vertical Grouping
Our Books and Free Printables
One book per stage, each with free printables you can download today.
The Everyday Montessori Baby
From the first weeks to first steps. What your baby is working on at each stage, a sample day, safe sleep and simple activities with what you already have.
The Everyday Montessori Toddler
For the “no,” the tantrums and the “me do it.” Calm limits without punishments, dressing and meals without the daily battle, and 24 activities from your kitchen.
The Everyday Montessori Preschooler
For the “why,” the meltdowns and the first school years. A plan for the after-school crash, letters and numbers in five-minute games, and what to look for in a school.
Recently Updated
How We Work
Montessori Theory is an independent site about Montessori at home, written under the pen name Sophia Carter.
Checked Sources
Every guide is checked against primary sources, from Maria Montessori’s own books to AMI and AMS material and published research.
Safety First
For sleep, safety and health we follow the American Academy of Pediatrics and the CPSC, and say when to talk to your pediatrician.
Honest About Money
We say plainly what is optional and what costs nothing. Affiliate links are disclosed on every page that has them.