Irrational numbers Class activity Play

Irrational numbers Animation Play

Irrational numbers – addition and subtraction Whiteboard exercise Play

Is it a factor? Simulation Play

Is it a factor? Animation Play

Is it a square? Whiteboard exercise Play

Is it a square? Student activity Play

Is the number divisible by? Animation Play

Isotopes Whiteboard exercise Play

Isotopes Student activity Play

Isotopes Student activity Play

Isotopes Whiteboard exercise Play

Isotopes Simulation Play

Isotopes Student activity Play

John Dalton's atomic theory Animation Play

Joining the stems Student activity Play

Jumping fox Game Play

Large numbers Student activity Play

Lena and the horse Whiteboard exercise Play

Lena's number Whiteboard exercise Play

Let us start the game Student activity Play

Linear equations with many solutions Student activity Play

Listing elementary events Student activity Play

Listing elementary events – the PIN number Whiteboard exercise Play

Localisation of the median Student activity Play