Toys & Furniture for Child Development

Toddler Towers Push Walkers Busy Boards Play Kitchens Mud Kitchens
✔︎ Expert-led curation✔︎ Easy Returns✔︎ Made to last, made with care
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Geometry Indoor Toys for 21 Months Old

Buy 19 geometry indoor toys for 21 months old online. Compare all brands with the best prices & reviews. MontiPlanet.com offers a complete overview of all geometry indoor toys for 21 months old.

Products

Age: 1 Year

Buy on the Alphabet Trains store

$37.99
Age: 1 Year

Buy on the Alphabet Trains store

$49.99
Age: 1-2 Years

Buy on the Seaside-Montessori store

$12.99
Age: 1 Year and Up

Buy on the Clever Toys Box store

$27.97 $39.97
Age: 1 Year

Buy on Amazon

$14.99
Age: 1 Year
$19.99
Toys support children’s fine motor skills, coordination, confidence, and curiosity through hands-on play, stacking, sorting, lacing, and open-ended exploration.
Age: 1 Year

Buy on the HABA store

$39.99
Age: 1 Year

Buy on Amazon

$10.89 $16.29
Age: 1 Year

Buy on Amazon

$32.59
Age: 1 Year

Buy on Amazon

$19.99
Age: 1-2 Years

Buy on Amazon

$11.99 $12.99
Age: 18 Months-2 Years

Buy on Amazon

$12.99
Choose toys that match your children’s current skills and growing curiosity, from simple grasping play to more complex pretend and problem-solving activities.
Age: 18 Months-2 Years

Buy on Amazon

$19.99
Age: 12 Months-5 Years
$23.95
Age: 18 Months and Up

Buy on Amazon

$7.99
Age: 1 Year and Up
$29.95
Age: 1 Year

Buy on Amazon

$18.99
Age: 1 Year
$68.99
maria montessori image
"The child does not work in order to move or in order to become intelligent. He works to adapt to his environment. It is essential that he has many experiences in the environment if he is to do this. " Maria Montessori, The 1946 London Lectures
Age: 1 Year
$29.99

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1 Reviews

More reviews

Ellen

26-05-2026

Really happy with the mud kitchen. The quality is great, and it looks beautiful in the garden. Our kids spend hours playing with water, sand, mud, and pretending to cook. It’s a fun way to keep them active and creative outdoors. The setup was easy, and the materials feel sturdy and durable. Definitely a great addition for outdoor play. Highly recommended!