The Science Behind NeeDoh: Why the Squishy Toy Is Sold Out Everywhere
The Science Behind NeeDoh: Why the Squishy Toy Is Sold Out Everywhere

NeeDoh, a squishy sensory toy, has become the latest viral sensation, with social media reporting that the gel-filled blobs are flying off shelves and in short supply. While these products are a new fad, squishy sensory toys like putty, slime, and stress balls have been around for much longer.

Made from rubber or polymer, NeeDoh and similar products vary in consistency, pliability, and texture. They can be soft, stretchy, and oozy while still holding a shape, and some even bounce. Often described as non-toxic and durable, they appeal to people for reasons including personal preference, sensory sensitivity, and energy levels.

Research suggests that squeezing a soft or medium-density stress ball activates brain regions linked to planning and emotional regulation, which may help some feel calm or focus. The brain also encourages fidgeting during sedentary tasks, offering a socially acceptable alternative to behaviours like nail biting. However, not everyone finds the sensation pleasant; some experience discomfort or pain due to individual sensory processing.

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Sensory objects are increasingly used in schools, though results are mixed. Studies on fidget tools in primary schools show they can increase on-task behaviour and reduce hyperactivity in children with ADHD, but effects vary by tool type, and limited evidence supports improved academic accuracy. Experts recommend consulting a healthcare professional to match specific tools to individual needs.

At Bond University, “sensory toolboxes” containing items like NeeDoh cubes were introduced for neurodivergent students. The cubes proved most popular, and educators also enjoyed the sensory stimulation during classes. While sensory tools may not be a cure-all, their growing use helps normalise neurodivergence.

If you enjoy the texture of squishy objects like NeeDoh, there is no harm in using them. However, for therapeutic purposes, consult a health professional or inclusive-education teacher to find the right type.

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