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The Effect of Positive and Negative Reinforcement on Sixth Graders’ Mental Math Performance

We examined the relationship between different forms of reinforcement and subjects’ mathematical performance. Thirty sixth-grade students were asked to mentally calculate answers to fraction problems, while holding a heart rate…

The case of the aging population

The case of the aging population The aging of the population is a significant issue in the world. And,The aging of the population has brought many problems. For example, on…

Towards an Integrated Solution for Renewable Water and Energy

In order to provide an integrated solution for two sustainability issues, supplying clean water and using renewable energy sources, we propose a solar desalination plant that uses solar energy for…