A free online educational service offered by the Smithsonian for use by K-12 grade Teachers and students. TTribune consists of daily news sites for kids, tweens, and teens, and includes text, photos, graphics, and audio and/or video materials prepared by the Smithsonian and others about current events, history, art, culture and science. TTribune also includes lessons, instructional and assessment tools, and opportunities for the registered users to communicate with other participants.
Quick Rubric is a free tool for writing, editing, and printing rubrics. On Quick Rubric you can create a rubric that is tailored to your points/scoring system, the quantity of descriptors that you need, and utilizes the exact language that you specify. You can save as many rubrics as you like in your free Quick Rubric account. You can copy and modify rubrics in your account so that you don't always have to start from scratch when creating a new assignment rubric.