PicassoTiles Sale at Walmart vs Gemmicc 100-Piece Value

October 27, 2026 — Walmart has discounted the PicassoTiles Mini 40-Piece STEM Building Set to $11.89, targeting budget-conscious shoppers looking for entry-level magnetic toys. This price drop, reported by Dealcatcher.com, comes as parents weigh small travel sets against full-sized building kits for the upcoming holiday season.

I’ve spent enough time testing these sets to know that price isn't the only factor. According to Dealcatcher.com, no special codes are required for the PicassoTiles deal, but it is limited to current stock. While $11.89 is a low barrier to entry, you need to look at what you’re actually getting. The PicassoTiles Mini set is exactly that—mini. It won't work with standard-sized tiles you might already have in your bin.

Between these two, I’d go with the Gemmicc 100-piece set from STEM Magnetic Tiles for long-term use. The Gemmicc set includes 98 tiles and 2 magnetic cars, and unlike the mini sets, these use ultrasonic welding to keep the magnets secured inside the ABS plastic. If you're on a budget, the Walmart deal looks tempting, but you’ll likely find the 40 pieces limiting once your kid tries to build anything beyond a basic cube. The Gemmicc tiles use larger magnets designed for structural stability and open-ended play, which allows for taller builds that don't collapse under their own weight.

Expert tip: Always check the welding method before buying. Cheaply made tiles can crack at the seams, spilling small magnets. Look for ultrasonic welding rather than glue, especially if you have younger children who still explore toys with their mouths.

Here’s what I’d actually buy: the Gemmicc set. It offers better long-term value because the pieces are standard size and compatible with most major brands. Skip this if you specifically need a tiny travel kit for a plane ride and don't care about expanding the collection later. For a home classroom setup, the 100-piece count is the minimum I recommend to avoid frustration during building sessions.

Ultimately, you want tiles that stay together. The PicassoTiles deal is a fine stocking stuffer, but for a primary toy, the durability of Gemmicc is the more practical choice.

Shop STEM Magnetic Tiles