Top adjustable temporary wall system

An extendable wall panel assembly comprising:

• a first wall panel comprising;
• a first core comprising a first surface and a second surface opposite the first surface;
• a first edge joiner extending between the first surface and the second surface, the first edge joiner comprises a first male extension extending therefrom;
• a second edge joiner extending between the first surface and the second surface parallel to the first edge joiner, the second edge joiner comprises a first female receiver disposed therein,
• a first channel receiving a first clamp bar therein;
• a second channel receiving a second clamp bar therein;
• a second wall panel slidably coupled to the first wall panel and second wall panel comprising:
• a second core comprising a third surface and a fourth surface opposite the third surface;
• a third edge joiner extending between the third surface and the fourth surface, the third edge joiner comprises a second male extension extending therefrom;
• a fourth edge joiner extending between the third surface and the fourth surface parallel to the third edge joiner, the fourth edge joiner comprises a second female receiver disposed therein;
• a third channel having a first fastener extending therethrough, said first fastener coupling the first clamp bar within the first channel;
• and
• a fourth channel having a second fastener extending therethrough, said second fastener coupling the second clamp bar within the second channel.