How do we construct a rectangle? Animation Play

How do we draw a rectangle in LOGO? Animation Play

How much bigger? Animation Play

How to find a square root Animation Play

How to get a nonagon from a square? Whiteboard exercise Play

Imperial units of area Student activity Play

Imperial units of area Animation Play

Impossible constructions Animation Play

Inscribed circles, circumscribed polygons Student activity Play

Inscribing a square into a circle Whiteboard exercise Play

Inverse square proportion Student activity Play

Inverse square proportion Whiteboard exercise Play

Irrational numbers Whiteboard exercise Play

Is a practical demonstration reliable? Student activity Play

Is it a square? Whiteboard exercise Play

Is it a square? Student activity Play

John's lawn Whiteboard exercise Play

Kinds of relationship Whiteboard exercise Play

Kinds of relationship Student activity Play

Length constructions Student activity Play

Length contraction (Lorentz-Fitzgerald contraction) Student activity Play

Length contraction (Lorentz-Fitzgerald contraction) Whiteboard exercise Play

Let's investigate perimeters and areas Student activity Play

Like terms Student activity Play

Magic square Animation Play