The impossible triangle is actually impossible to make three dimensional. How ever fun to teach and learn on paper . . . the ‘wow!’ that comes when accomplished is satisfying to hear. (‘white out’ is nice for this lesson)

And made with legos with a little trick of the camera . . .

Ossian

Sarah and Chloe

Evan and McKenna

Alice and Kymberlyn

Hailey and Austin

Tristan and Landen

Levi

Ellie

Gavin and Kildy

Avery