[http://www.arvindguptatoys.com/arvindgupta/david4.pdf Let's discover science is a handbook full of several exploratory activities for doing science. Many of these can be done independently by children as well and can be an useful addition for the Vidyagama program. }} | [http://www.arvindguptatoys.com/arvindgupta/david4.pdf Let's discover science is a handbook full of several exploratory activities for doing science. Many of these can be done independently by children as well and can be an useful addition for the Vidyagama program. }} |