: Cut slits from the folded edge toward the open edge, then flip it and cut slits from the open edge toward the folded edge, stopping just before you reach the other side.
: Create a short, actionable title for your popup balloon. WalkThru
If you want to literally walk through a physical piece of paper, you can perform this classic geometry "hack": : Fold a standard sheet of paper in half. : Cut slits from the folded edge toward
— Show the students exactly how it’s done. Step 3: Scaffold — Provide guided support or templates. Step 4: Practice — Have students try it independently. — Show the students exactly how it’s done
: When you open it up, the paper will expand into a massive loop large enough for you to step through. This trick is a great way to demonstrate how surface area and perimeter can be manipulated. 2. A Teaching "WalkThru" (5-Step Guide)
: Unfold the paper slightly and cut along the fold itself, but do not cut the first or last sections.