Building on rich training literature, we examined which skills constituting the control-of-variables strategy (CVS) benefit from a comprehensive training, and which develop similarly during content-focused inquiry at ages 10-12. In addition, we examined whether prior knowledge, reasoning abilities, and reading comprehension explain variation in…

The purposes of this study were to examine the effects of two types of interactive computer simulations and of prior knowledge levels on concept comprehension, cognitive load, and learning efficiency. Seventy-two 5th grade students were sampled from two elementary schools. They were divided into two groups (high and low) based on prior knowledge…

The authors conducted an ethnography investigating children's lived experiences in a 3-day residential environmental education (EE) program with 20 gifted 4th- and 5th-grade students. The authors also conducted participant observation and a series of interviews before, during, and after the trip. After the authors conducted the interviews and…