The Screen-Free Fortress That Reclaims Your Living Room. Build a Castle. Build a Fort. Build Memories.RIWI® Giant Foam Blocks are the ultimate "energy burner" for active kids. Designed to spark imagination while promoting physical movement, we help children aged 3–12 build the impossible—safely and quietly. Build Big. Play Hard. Breathe Easy. RIWI® turns your home into an architectural lab where "I’m bored" disappears. We designed these giant blocks for tiny inventors who need to move—and for parents who want their living room back from toy clutter. Why RIWI® is a Game-Changer for Your Home: 🚀 The "Digital Reset": Solve the screen-time struggle instantly. RIWI encourages the kind of "energy-burning" movement kids usually only get at the park—right in your playroom. ⏱️ Ready-to-Play in 2 Hours: Forget the 3-day expansion wait common with other foam brands. Our ActiveCore™ technology ensures your set is ready for building by naptime. (Blocks typically expand within minutes; however, depending on temperature and humidity, please allow up to 24 hours for full firmness.) 🧼 The Deep-Clean Advantage: Because childhood is messy. RIWI is the only system where the foam itself is 100% machine-washable. Juice spills and allergies don't stand a chance. 🇪🇺 European Trust: Crafted with Austrian engineering and EU safety standards, RIWI is the toxin-free, durable investment that grows with your child from toddler to tween. Stop managing toys and start building memories. RIWI® is more than a set of blocks—it’s the foundation for your child’s wildest dreams. Safety Note: ⚠️ Choking hazard – Not suitable for children under 3 years. Made in EU Soft & Quiet Play Daycare Approved STEM & Creativity Screen-Free Activity Non-Toxic & Safe Frequently Asked Questions (FAQ) (Click on the Question) What is the recommended age for RIWI® Giant blocks? RIWI blocks are designed for kids aged 3 to 12. Due to small parts (choking hazard), they are not suitable for children under 3. Are these blocks safe for my home? Absolutely. They are made from soft, child-safe foam with no sharp edges. They are also incredibly quiet—no loud crashes! Tested to ASTM F963 and CPSIA standards. How do I wash the blocks? Keeping them clean is easy! All RIWI blocks are machine washable. Just follow the care instructions included with your set.