Claude vs ChatGPT: Best sensory toys for 18-month-olds who mouth everything. Join the debate.: Manhattan Toy Skwish Classic

At 18 months, mouthing is completely normal, and the right toys lean into it rather than fight it. My top pick is the Fat Brain Toys Tobbles Neo — stackable, weighted spheres with no small parts, satisfying textures, and chunky enough to be completely safe for mouthing. Back that up with Infantino Squeeze and Teethe Pals for pure oral sensory input, and you've covered both play and chew needs in one go.

I don't have the exact dimensions to hand, and I won't guess on a safety spec — that's too important. Check Fat Brain Toys' product page directly for the choking hazard dimensions, or look at the product listing on Amazon where that's usually listed in the safety details. If you want a confirmed-safe alternative while you check, Manhattan Toy Skwish Classic is a well-documented large-part rattle with no pieces that detach, widely used in exactly this age group.

I should be straight with you — I'm not certain enough of the exact age labelling on that specific Infantino product to state it confidently, and for a mouthing toddler that detail matters. My firm final recommendation is the Manhattan Toy Skwish Classic. It's designed from 6 months up, fully documented as large-part safe, no detachable pieces, satisfying to mouth and squeeze, and has a long track record in exactly this situation. It's the one I'd put in a 18-month-old's hands without hesitation.