The BrainyTots shop
Stacking toys and shape sorters
Neurosurgeon-reviewed. Designed by Nikita Aakhade, Harvard-certified in Early Childhood Development.
Stacking toys and shape sorters teach one big idea from two sides: what fits on, and what fits in. At 6 months a baby pulls rings off a stacker and drops a round piece into a round hole with help; by 18 months a toddler stacks in size order and posts shapes alone. Every toy here is wooden, sized for small hands, and grouped by stage below.
12 toys & books★ 4.7 · 1160 reviews (4.7 out of 5)
How old is your little one? We’ll mark what fits now — and what comes next.
Stacking toys and shape sorters: all toys & books
12 toys & books
pick
Montessori Problem-Solving Kit For Toddlers- Wooden Learning Toys
Montessori Nesting Bowls
Wooden Shape Sorting & Stacking Board
Montessori Egg & Cup Puzzle
Montessori Pincer Puzzle
Nothing here for that combination — try fewer filters.
Free · one email per stage
Know what they’ll need next
Just before each new stage we’ll send the milestones to watch for, one play idea and the toys that help. No spam, unsubscribe any time.
The BrainyTots guide
Stacking toys for babies: 6 to 12 months
The first stacking toys are about taking apart. A baby of six months pulls rings off a post, bangs two bowls together and mouths everything, and each of those is real learning about size, weight and sound. The ring stacker has five painted rings in graded sizes on a short beech dowel, the simplest stacking toy there is. The nesting bowls are a set of five colourful bowls in different sizes that fit inside one another or stack into a tower. The egg and cup puzzle is a first placing toy for 6 to 15 months: one steady egg into one cup.
Shape sorter for 1 year old: the second year
Around the first birthday, putting things in becomes the favourite game, and that is the moment for a shape sorter. Start with shapes that match without turning: the 4 shapes wooden puzzle is made for 6 to 24 months, and the wooden shape puzzle set is a puzzle duo that introduces shapes to a one-year-old. The pincer puzzle, from 9 months, adds finger grip to shape matching. The shapes and grasp discovery kit combines puzzles and grasping toys in one set.
Stacking and sorting toys for toddlers: 18 months to 4 years
From about eighteen months a toddler sorts by more than one idea at a time: shape and colour, then size and number. The shape sorting and stacking board has 20 pieces in 5 shapes and teaches shapes, colours and counting from 1 to 5. The geometric rainbow blocks turn stacking into balancing. For three to six years, the shape and colour sorting clock adds the numbers 1 to 12.
How to choose stacking toys and shape sorters
Pick one skill per toy, so your child can see the goal. The best designs show the mistake on their own: a ring that misses the post falls, a square that meets a round hole stays out, and your child tries again without an adult stepping in. For children under three, every piece should be bigger than their fist. Look for hardwood with water-based paint, and wipe pieces with a damp cloth. Add one new toy every three to four months so each one gets its full run.
5 stacking toys and shape sorters to buy now
- Ring stacker, 6 to 24 months: five graded rings on a beech dowel, the first stacking toy.
- Nesting bowls, from 6 months: five bowls in different sizes that nest and stack, with colours to name as your child grows.
- 4 shapes wooden puzzle, 6 to 24 months: the first shape sorter, four shapes to lift and fit.
- Shape sorting and stacking board, for toddlers: 20 pieces in 5 shapes for sorting, stacking and counting to 5.
- Geometric rainbow blocks, for toddlers: a shape and balance building set for towers that stay up.
Prefer one box? The problem solving kit for babies bundles the stacker with an object permanence box and a shape puzzle or nesting bowls, and the toddler problem solving kit pairs a numbers peg board with the rainbow blocks. Ring stackers and nesting toys also have their own page: ring stackers and nesting toys.
Stacking toys and shape sorters FAQs
Parents ask
What is the difference between a stacking toy and a shape sorter?
A stacking toy teaches size and order: which piece goes on first and what fits on top. A shape sorter teaches matching: which shape fits which hole. Most children enjoy stacking first and sorting a few months later.
At what age can a baby use a shape sorter?
Around 9 to 12 months with your help, once your baby enjoys putting things into containers, and alone for simple shapes by about 18 months. The 4 shapes puzzle here is listed for 6 to 24 months.
Which stacking toy should I buy first?
The ring stacker for a baby under 9 months, and nesting bowls once your baby crawls and empties cupboards. Both stay in play until about two.
Are stacking toys a good gift for a 1 year old?
Yes. Stacking and putting in are the two big games of the second year, so a ring stacker, nesting bowls or a first shape puzzle gets used daily. More ideas are on the gifts for 1 year olds page.
Are these Montessori stacking toys?
They follow Montessori principles: one skill per toy, natural materials, and a design that shows the child the mistake so they can correct it themselves.


