Diffraction of X-rays Whiteboard exercise Play

Diffraction of X-rays Student activity Play

Diffuse reflection Simulation Play

Diffuse reflection Student activity Play

Does the triangle exist? Whiteboard exercise Play

Domain and periodicity of trigonometric functions Whiteboard exercise Play

Domain and periodicity of trigonometric functions Student activity Play

Double-angle formulas Whiteboard presentation Play

Double-angle formulas Class activity Play

Drawing a central angle Simulation Play

Drawing an angle Whiteboard exercise Play

Drawing an inscribed angle Simulation Play

Drawing angles Student activity Play

Drawing angles Student activity Play

Drawing reflection diagrams Student activity Play

Early concepts of the structure of benzene Student activity Play

Energy losses Student activity Play

Energy losses Simulation Play

Equal angles imply parallel lines Student activity Play

Equal segments Animation Play

Equations involving the cosine function Whiteboard exercise Play

Equations involving the cosine function Student activity Play

Equations involving the tangent function Student activity Play

Equations involving the tangent function Whiteboard exercise Play

Exact values of trigonometric ratios for selected angles Student activity Play