Thames & Kosmos Hydraulic Boxing Bots
Two water-powered robots you build and then make duke it out. STEM, but rowdy.
PicassoTiles 100-Piece Magnetic Building Tiles
Reviewed by the WhyToBuyThis team · Updated September 2026 · How we choose
Price: $39.99
Price may change on Amazon. As an Amazon Associate we earn from qualifying purchases. This won't cost you anything extra.
Translucent magnetic tiles that click together into towers, houses, cars and rockets — whatever a kid dreams up — then come apart and become something else entirely. Open-ended, screen-free and quietly educational (shapes, symmetry, a first feel for how structures actually stand up), they are the toy that survives from the toddler years well into elementary school.
It is a can't-go-wrong gift for a young builder, a household that wants less screen time, or a present meant to last years rather than an afternoon. Genuinely played with, again and again.
A hundred tiles is a good starter set, but a kid who catches the bug will soon want more for the really big builds — it is an add-to-over-time collection.
Skip for a child who prefers instruction-led sets with one fixed end result, or if you want a huge build straight out of the box.
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