Covalent bonding (2) Student activity Play

Covalent bonding and dissociation Animation Play

Decimal approximation of the square root of 5 Animation Play

Decimal notation Whiteboard exercise Play

Decimal number line Simulation Play

Decimal number line Student activity Play

Decimal number line Whiteboard exercise Play

Decimal places and significant figures Animation Play

Decimal with period 6 Animation Play

Decimals Student activity Play

Decimals Whiteboard presentation Play

Decimals Animation Play

Decimals Class activity Play

Decimals and fractions Whiteboard presentation Play

Decimals and fractions Class activity Play

Decimals in the coordinate system Whiteboard exercise Play

Decimals with period 2 Animation Play

Decimals with period greater than 2 Whiteboard exercise Play

Decimals – parts of cubes Whiteboard exercise Play

Discharging a battery. Accumulators. Whiteboard exercise Play

Discharging a battery. Accumulators. Student activity Play

Discharging a battery. Accumulators. Animation Play

Discovery of electron Animation Play

Discovery of elementary particles Student activity Play

Discovery of proton Animation Play