<p>The Children's Museum of Sonoma County — right now a mobile workshop of wonder inspired by the fabulous Bay Area Discovery Museum — will have a home of its own, effective Nov. 1.</p><p>That day, a new lease gives museum founder Collette Michaud and her organization the use of a church building on West Steele Lane, next to the Schulz Museum.</p><p>The building owner, Jeannie Schulz, is as eager as anyone to see a hands-on children's museum (childrensmuseumnb.org) take root and blossom in Santa Rosa.</p><p>Money must be raised, renovations completed, interactive exhibits designed and constructed, and landscaping put in place before the Children's Museum opens its doors — the target date for welcoming the first kids is mid-2012.</p><p>The quest for a top-rate kids' museum leaped forward at a kick-off luncheon at the Vineyard Creek Hotel, where about 300 fired-up supporters kicked in more than $100,000.</p>