Increasing pressure Student activity Play

Inequalities in a coordinate system Whiteboard exercise Play

Inequalities in a coordinate system Student activity Play

Inscribed angle in a semicircle Student activity Play

Inscribed circles, circumscribed polygons Student activity Play

Integration using the mid-ordinate rule Student activity Play

Integration using the mid-ordinate rule Whiteboard exercise Play

Interesting information Animation Play

Interesting problems Student activity Play

Is a practical demonstration reliable? Student activity Play

Is a practical demonstration reliable? Whiteboard exercise Play

Is this a sum or a product? Student activity Play

Is this a sum or a product? Whiteboard exercise Play

John's lawn Whiteboard exercise Play

Kinds of triangles – classification by angles Student activity Play

Kinds of triangles – classification by angles Simulation Play

Kinds of triangles – classification by angles and sides Simulation Play

Kinds of triangles – classification by sides Student activity Play

Kinds of triangles – classification by sides Simulation Play

Lena's way Animation Play

Light Class activity Play

Lines and a circle Whiteboard exercise Play

Lines and a circle Student activity Play

Liquid pressure and thrust Student activity Play

Liquid pressure and thrust Whiteboard exercise Play