Puddle Questions Grade 6 for Science Performance Assessment Investigations Author:Heather McDonald, Joan Westley "open-ended, rich questions...used in science assessment...students work through a complex investigation without the structure or hand holding that typifies much of science investigation today..." Helps to "assess science processes rather than specific facts or knowledge", wanting the investigations to be approachable by students with the full r... more »ange of ability levels & diverse backgrounds that characterize our classrooms today.« less