Color-coded magnet marbles (poles: red north and blue south) make it easy to see how magnetic attraction and repulsion cause motion!
• Perfect for science and engineering exploration and investigations!
• Measure .63″ diameter each.
• Includes 100 packaged in a clear bag with label.
Key Features :
Perfect for science and engineering exploration and investigations!Measure .63″ diameter each.Includes 100 packaged in a clear bag with label.
