If you’ve ever walked down the baby toy aisle, you’ve probably spotted those bright, squishy silicone stackers: interlocking rings, cones, or cups that you pile one on top of the next, designed for toddlers and young kids. As a supplier who’s worked with silicone baby toys for years, I’ve fielded dozens of questions from new parents, daycare providers, and even pediatric therapists asking a common one: are these toys actually recommended by child experts? The short answer? It’s not a yes or no question—much of the guidance depends on what child development experts prioritize, and silicone stackers check a lot of boxes that align with those goals, though there are a few key caveats worth noting.
First, let’s ground this in what child experts, including pediatric occupational therapists (OTs) and early childhood education specialists, emphasize for kids between 12 and 36 months. This age range is all about developing fine motor skills, hand-eye coordination, problem-solving, and sensory awareness—skills that set the foundation for everything from holding a pencil to dressing themselves later on. A 2022 report from the American Academy of Pediatrics (AAP) notes that open-ended, sensory-rich toys are far more valuable than single-purpose ones for this stage, because they can adapt to a child’s growing skills as they learn. That’s a big plus for silicone stackers.
Unlike plastic stackers that can be stiff, slippery, or prone to cracking, silicone is a soft, flexible material that’s gentle on tiny, still-developing hands. I’ve seen toddlers as young as 10 months old who can’t yet grip hard plastic rings easily manage the soft, pliant edges of silicone stackers—something that’s not just a convenience, but a developmental win. Pediatric OT Dr. Maria Gonzalez, who specializes in early motor skill development, told me in a recent conversation that she often recommends soft, grippy toys for kids just starting to build pincer grasp (the ability to hold small objects with thumb and index finger). “If a toy is too hard, kids get frustrated and give up before they even practice the skill,” she explained. “Silicone stackers take that frustration away, so they’re more likely to engage long enough to practice.”
That engagement is key for another big developmental milestone: problem-solving. Stacking isn’t just lining up circles—it’s figuring out which pieces fit on top of each other, recognizing size sequences (big to small, small to big), and adjusting grip to place each piece correctly. The AAP’s 2023 guidelines for early play highlight that toys that encourage trial and error, rather than a single “right” way to use them, support flexible thinking. Silicone stackers do this really well. A child might start by stacking them from largest to smallest, then turn one upside down and use it as a hat for their stuffed animal, or stack them inside out for a makeshift bowl. That open-ended play is exactly what experts encourage because it lets kids lead the way in their learning.
Another angle that child experts care about is sensory development. For toddlers, exploring textures, temperatures, and shapes is how they learn to understand the world around them. Silicone stackers give kids a safe, neutral sensory input: they’re cool to the touch, not too rough, and have a consistent, soft texture that’s calming for many kids, especially those who are sensory-sensitive. I’ve had several clients who run daycare facilities tell me they keep a set of silicone stackers in their calm-down corner for kids who get overstimulated during playtime. That aligns with guidance from the Sensory Processing Disorder Foundation, which notes that textured, soft toys can help regulate a child’s nervous system when used appropriately. For context, if you’re looking for other silicone toys that support sensory play too, you can check out our collection of Silicone Soft Toys, which includes items designed for tactile exploration for kids of all ages.
Of course, no toy is perfect, and child experts do have a few important caveats about silicone stackers that any parent or caregiver should keep in mind. The first is safety, which is non-negotiable for young kids. Because silicone is flexible, there’s a common myth that it can stretch enough to be a choking hazard—but that’s only true for low-quality silicone that’s too thin or not made for toys. Reputable silicone stackers, like the ones we manufacture, are BPA-free, phthalate-free, and made from food-grade silicone that meets US safety standards for children’s toys. The AAP has specifically noted that silicone is one of the safest materials for baby toys because it doesn’t leach chemicals even when chewed or exposed to heat, which is a big plus for teething toddlers who love to mouth everything. That said, experts warn that you should always inspect silicone stackers regularly for signs of wear—cracks, tears, or frayed edges can turn a soft toy into a hazard, just like with any other play item.
Another point experts bring up is screen time, which is a major area of concern for child development. The AAP recommends limiting screen time for kids under 18 months, and encourages interactive play as a way to build social skills and communication. Silicone stackers are perfect for this because they’re a toy that invites interaction between kids and caregivers. A parent can sit with a toddler and say, “Let’s put the big red one on first!” or “Can you find the small blue one?” That back-and-forth conversation is how kids learn language, and it’s something that a tablet or video can’t replicate. I’ve seen families use silicone stackers as part of their daily routine—stacking them during snack time, using them to count during play, or even taking them on trips to keep toddlers occupied without screens. For parents looking for other portable, screen-free toys, our Silicone Ball Toy is another great option, as it’s lightweight, easy to clean, and encourages active play on the go.
There’s also a misconception among some new parents that silicone toys are only for babies, but child experts say they grow with kids, which makes silicone stackers a great value. A 2-year-old might be stacking them by size, a 3-year-old might be using them to build a pretend tower or even sort them by color, and a 4-year-old might use them as a base for small figurines or a counting tool for early math skills. That versatility means a set of silicone stackers can be used for years, rather than being discarded after a few months, which aligns with expert recommendations for choosing toys that support developmental milestones across different ages. If you’re looking for a set that’s designed to grow with your child, be sure to check out our dedicated Silicone Stackers page, where you’ll find sets with graded sizes and durable construction that stands up to years of play.
I want to be clear that I’m a supplier, not a child development expert, so I’ve based this on conversations with pediatric therapists, AAP guidelines, and observations from hundreds of families who’ve used our silicone toys over the years. That said, I’ve also seen the flip side: when silicone stackers are low-quality, not age-appropriate, or used without supervision, they can be frustrating or even unsafe. The key is choosing the right ones and using them in a way that supports your child’s development.
For example, if your child is a picky eater or has sensory aversions, the soft texture of silicone stackers might be a great way to get them used to different textures before trying new foods. If they’re working on fine motor skills, starting with larger stackers and moving to smaller pieces as they grow is a good way to build confidence. And always, always supervise play time for kids under 3, which is standard for any small toy, not just silicone ones.
If you’re a parent looking to add a developmental, safe, and versatile toy to your collection, or a caregiver ordering for a daycare or preschool, silicone stackers are absolutely worth considering. They check so many of the boxes that child experts prioritize: safe materials, support key developmental skills, encourage open-ended play, and work for multiple ages. For other silicone toys that support play and development, take a look at our Soft Silicone Toys collection, which includes items designed for sensory play, teething, and early learning.
If you have questions about our silicone stackers, or would like to discuss bulk ordering for your family, daycare, or retail store, we’d be happy to connect. We’re always here to help you choose the right toys that meet your child’s needs and align with expert recommendations.
References
American Academy of Pediatrics. (2022. Technical report: The critical role of play in promoting healthy child development. Pediatrics, 150(3), e2022059078.
American Academy of Pediatrics. (2023. Media and young children: An update for the American Academy of Pediatrics. Pediatrics, 151(3), e2022059077.
Sensory Processing Disorder Foundation. (2021. Sensory play guidelines for early childhood development. Retrieved from official SPD foundation resources.
Gonzalez, M. (2024, Personal communication. Pediatric occupational therapy, early motor skill development.)
