(TrendHunter.com) Scaffer is a new toy from Sawdust & Rainbows that is made from precisely cut birch plywood that has cut-out pieces that interlock. The STEAM toy for kids provides a fully safety-tested system... (TrendHunter.com) Scaffer is a new toy from Sawdust & Rainbows that is made from precisely cut birch plywood that has cut-out pieces that interlock. The STEAM toy for kids provides a fully safety-tested system...