Shopping Cart

No products in the cart.

Find answers, ask questions, and connect with our
community around the world.

Activity › Discussion › Science & Technology › What happens when there is no friction between the chalk and the blackboard.

Tagged: , ,

Sorry, there were no replies found.

Start of Discussion
0 of 0 replies June 2018
Now
For Worksheets & PrintablesJoin Now
+

Report

Harassment or bullying behavior
Contains mature or sensitive content
Contains misleading or false information
Contains abusive or derogatory content
Contains spam, fake content or potential malware

Block Member?

Please confirm you want to block this member.

You will no longer be able to:

  • See blocked member's posts
  • Mention this member in posts
  • Invite this member to groups
  • Message this member
  • Add this member as a connection

Please note: This action will also remove this member from your connections and send a report to the site admin. Please allow a few minutes for this process to complete.

Report

You have already reported this .