Imagine two fourth-grade classes. Both contain students of comparable demographics and highly respected teachers each with four to five years of experience. Both classes engage in science curricula that emphasize science and engineering practices as outlined in the "Next Generation Science Standards" (NGSS Lead States 2013). Both classes…

Due in part to testing pressures, for years the science subject has taken a back seat to reading and math. And though topics like volcanos and time travel have the potential to get kids' attention, science's status as a curricular stepchild typically translates into dull textbooks and little budget for experiments or supplies. The tide is…