More accurate rounding Student activity Play

More accurate rounding of the temperature Whiteboard exercise Play

More and less accurate rounding Student activity Play

More and less accurate rounding Whiteboard exercise Play

Moving the parabola along the x-axis Student activity Play

Negative numbers on the number line Whiteboard exercise Play

Newton's Second Law of Motion Class activity Play

Newton's Second Law of Motion Whiteboard presentation Play

Non-stoichiometric ratio of quantities of reactants Whiteboard exercise Play

Non-stoichiometric ratio of quantities of reactants Student activity Play

Observations Whiteboard exercise Play

Observations Student activity Play

Power Whiteboard presentation Play

Power Whiteboard presentation Play

Power Class activity Play

Properties to be expected from a probability measure Student activity Play

Quantities of essential elements in 1000 g of dry plant mass Illustration Play

Quantities of the same kind Animation Play

Quantities of the same kind Student activity Play

Quantities of the same kind Whiteboard exercise Play

Radiocarbon method and scintigraphy Student activity Play

Radiocarbon method and scintigraphy Animation Play

Radiocarbon method and scintigraphy Whiteboard exercise Play

Ratio of two quantities of different kinds Student activity Play

Ratio of two quantities of different kinds Whiteboard exercise Play