Here’s an interesting experiment. Google: Waldorf problems… and then Montessori problems, and then Reggio problems. https://www.google.com.hk/search?client=safari&hl=en-hk&ei=B8drVsX7OcOq0ATeo6-oBg&q=waldorf+problems&oq=&gs_l=mobile-gws-serp.1.2.35i39l3.0.0.0.46610.2.1.1.0.0.0.0.0..0.0....0...1..64.mobile-gws-serp..1.1.173.3.B__FyQOCbCI