Dan Meyer

September 24, 2012

Is it possible to hit all three nodes with the same laser? [Mainly, I just like the illustration of collinearity.]

Max Ray

April 23, 2012

How can you get the third thingy with the laser?

Timon Piccini

April 24, 2012

Does that box obey the law of reflection?

Becky Hall

April 30, 2012

I didn't really get that one.

Jeff Downin

May 01, 2012

find the coordinates of the objects in the room and make a sketchpad doc.

David Wees

May 04, 2012

What angle did you have to deflect the laser by to get it to line up with the other two prisms?

Jenn Broekman

May 09, 2012

What's the goal?

Jim Anderson

May 14, 2012

How do ou change the angle on the laser?

Dan Anderson

May 16, 2012

How are you supposed to get all 3?

Thomas Hinkle

May 23, 2012

wtf is the point of this game?

Lars Occhionero

May 26, 2012

What is the refractive index of a Portal Laser Cube?

James Cleveland

June 23, 2012

How can you hit all three?

Trevor Cashmore

August 28, 2012

How hot is that laser?

Margaret Campbell

September 25, 2012

Is the objective to get all three checks on the wall?

Karen Knepper

February 14, 2013

What significance does the fire exit have?

Susan Barnhouse

February 15, 2013

Based on the angle of the laser when it leaves the cube, how much (what percentage) of the room is a potential target?

David Yarmchuk

February 21, 2013

What's the angle?

Eric Shane

March 01, 2013

What is the angle of the laser?

Ben Rimes

April 04, 2013

What's the angle needed to hit the two beacons at the same time?

Chris Rime

April 29, 2013

How to reflect beam through two points.

Russell Helmstedter

May 09, 2013

whats the angle?

Andrew Kim

June 06, 2013

wohehehe

cindy ruhsam

June 11, 2013

Are those lasers?

Mitchell Oster

July 22, 2013

Will there be cake at the party?

Samuel Dolan

July 30, 2013

What happens to the laser?

Kevin Olson

September 12, 2013

What's the angle of the laser that opens the door?

Ms. Ceaser's Class

October 10, 2013

What level? How long has he been doing this? Which portal? How did they get the camera on the screen? How much experience does he have?

Annalena Nilsson

December 07, 2013

What happens?

Carol Moreno

January 04, 2014

How do you open the door?

Hilary Yamtich

January 12, 2014

at what angle does the box reflect the laser?

Marie Persehaie

January 17, 2014

How to get out ?

richard greer

January 30, 2014

video game

William Kwon

March 11, 2014

What game is this?