When you are sorting through stamping embossing kids crafts, the main question is usually whether a set can do more than look cute: Will the images work together, will the stamp material be easy to handle, and will the theme fit the cards or tags you actually make? The PaperSmooches Photopolymer "KNICK KNACKS" Children's Stamps and more at USD 11.69 is a focused collection aimed at that decision.
Quick verdict
This is a narrow but purposeful set for crafters who want children-themed stamped accents. It is listed as a photopolymer cling set with a background style, which makes it a better supporting layer than a full standalone scene. The included theme is babies and children, so it suits baby showers, kid birthday cards, and family scrapbook pages more than general-purpose stamping. If your project list rotates through lots of non-kid topics, this is not the one set to carry all of them.
Who it suits
A shopper who already has basic card bases and ink can use this set to add child-focused imagery to otherwise plain paper. The photopolymer cling construction is a familiar approach for stampers who like a flexible, repositionable stamp material. Because the set is built around a babies-and-children theme, it is a better match for someone making a batch of new-baby cards or a teacher thank-you set than for someone who needs broad seasonal images. The set also pairs the named Knick Knacks design with several other single stamps that share the children's theme, so there is a little extra variety beyond the main set.
What stands out from the listed details
The price point of USD 11.69 is a single-set purchase, not a large multi-stamp bundle, which is reasonable to evaluate against what you plan to make. The photopolymer material and cling type are the two details that define how this stamp is meant to be used, and the listed background style suggests the design is best treated as a layered accent rather than a hero image. The babies-and-children theme gives the set a clear identity, so coordinating embellishments or sentiments is easier.
Meaningful trade-offs
The biggest limitation is scope. A background-style children's stamp set will not replace an all-purpose set with alphabets or everyday icons. The included extra stamps keep the overall collection in one lane, and the price reflects that focus. Buyers who want a mix of child and non-child images would need to pair this with another set. There is no mention in the product details of storage, instructions, or project ideas, so those are not factors in this guide.
Product Note
PaperSmooches Photopolymer "KNICK KNACKS" Children's Stamps and more

If your project list leans toward babies and kids, this set's cohesive theme is the clearest reason to choose it. The photopolymer cling style and background orientation make it a practical addition to a cardmaker's stash for layering behind greetings. The main reason to hesitate is versatility: at USD 11.69, you are paying for a children's theme that may not stretch to birthdays for adults, holidays, or other non-kid projects. The extra single stamps with a children's theme are a nice touch, but they do not turn the set into a general-purpose collection.
Bottom line
The PaperSmooches Knick Knacks set is a focused buy for someone who knows they need children-themed stamped backgrounds. It is compact, specifically themed, and priced as a single set, but it will not cover every stamping job. Pair it with a broader set if your craft shelf needs more than kid-friendly images.