Make a whole rainbow by mixing red, green, and blue light. Change the wavelength of a monochromatic beam or filter white light. View the light as a solid beam, or see the individual photons.
"The U.S. economy continued to show mixed signals from late November to early January, with improvements in the labor market and consumer spending offset by the drag of a strong dollar and low energy prices, the Federal Reserve said on Wednesday."
Last week I spent three days thinking about curriculum and all that it means to teaching and learning thanks to the Australian Curriculum Studies Association's biannual conference. It was three days of deeply thoughtful conversation and learning with just the right mix of academic research and ideas for grounded practice straight out of innovative classrooms and schools. With keynotes by Alan Reid, Dan Haesler, Bob Lingard, Robert Randall and Jan Owen combined with Masterclasses from some of Australia's leading educators there was much on offer. The biggest challenge was deciding which workshop you would attend when every session offered such outstanding opportunities.