Spontaneous and induced point mutations Animation Play

Squares Simulation Play

Standard enthalpy of formation Student activity Play

Standard enthalpy of formation for phosphorus trichloride Whiteboard exercise Play

Stationary point in the quadratic function Whiteboard exercise Play

Straight lines and half-planes Chart Play

Straight lines and half-planes Student activity Play

Straight lines and half-planes Whiteboard exercise Play

Structure and properties of macromolecular crystals Animation Play

Structure and properties of molecular crystals Animation Play

Structure and properties of water Student activity Play

Symmetric figures Whiteboard exercise Play

Symmetrical graphs Animation Play

Symmetries with respect to a line and to a point Student activity Play

Symmetry and congruency Whiteboard presentation Play

Symmetry and congruency Class activity Play

Symmetry in a circle Student activity Play

Symmetry in the coordinate system with respect to the point (0, 0) Student activity Play

Symmetry in the coordinate system with respect to the point (0, 0) Whiteboard exercise Play

Symmetry with respect to a line Animation Play

Symmetry with respect to a point Animation Play

Symmetry with respect to the origin Whiteboard exercise Play

Tangent to a circle Student activity Play

Tangent to a circle Whiteboard exercise Play

Tangent to a circle through a point not on the circle Student activity Play