Today Barb Brabetz and Roger Gibboni are on the line to fields your scientifiic questions and give you some experiments you can do at home with the kids. Ray Graf hosts.
To join the conversation, call 1-800-348-2551.
Today Barb Brabetz and Roger Gibboni are on the line to fields your scientifiic questions and give you some experiments you can do at home with the kids. Ray Graf hosts.
To join the conversation, call 1-800-348-2551.