When planning, adjust kitchen islands and peninsulas accordingly. For kid-friendly kitchen designs, keep the cooktop out of traffic For adults, 15 inches above countertop level is a good microwave height. For kids, a below-countertop setup might Looking for kitchen stone to DIY countertops, plus backsplashes galore -- ceramic tile, sheet glass, stainless steel and more. We've peeked inside hundreds of homes in Los Angeles, Orange County and beyond. Keep clicking for design ideas that might .