Using ruler and set-square to approximate constructions Simulation Play

Using scales and plans Whiteboard exercise Play

Using scales and plans Student activity Play

Using shortcuts Animation Play

Using Simpson's composite rule Student activity Play

Using sources of secondary data Whiteboard exercise Play

Using spectroscopic and analytical data for determination of molecular structure Whiteboard exercise Play

Using spectroscopic and analytical data for determination of molecular structure Student activity Play

Using standard enthalpies of combustion Animation Play

Using standard enthalpies of formation Animation Play

Using symmetry of the probability Student activity Play

Using systems of inequalities Whiteboard exercise Play

Using systems of inequalities Whiteboard exercise Play

Using systems of inequalities to solve quadratic equations with a parameter Student activity Play

Using tangent theorems Whiteboard exercise Play

Using tangent theorems Student activity Play

Using the basic constructions Student activity Play

Using the basic operations on integral exponents Animation Play

Using the calculator Student activity Play

Using the calculator Whiteboard exercise Play

Using the calculator Animation Play

Using the calculator Student activity Play

Using the calculator to solve trigonometric equations Animation Play

Using the calculator – interesting fact Animation Play

Using the chain rule Whiteboard exercise Play