The expression for the nth term of the sequence Student activity Play

The expression for the nth term Class activity Play

The expression for the nth term Whiteboard presentation Play

The expression for the  nth term of the sequence Whiteboard exercise Play

The Fibonacci sequence Animation Play

The flowers in the vases Whiteboard exercise Play

The formula for the discriminant of a quadratic equation Animation Play

The formula for the nth term of a sequence Whiteboard exercise Play

The formula for the nth term of a sequence Student activity Play

The formula for the space diagonal of a cube Whiteboard exercise Play

The formula for the space diagonal of a cube Student activity Play

The four-digit PIN number Whiteboard exercise Play

The frequency of recombination Whiteboard exercise Play

The general rule for the sequence Whiteboard exercise Play

The graph of the cube function Animation Play

The graph of the cube root function Animation Play

The graph of the quadratic function Animation Play

The graph of the square root function Animation Play

The Greens and The Blacks Whiteboard exercise Play

The Greens and The Reds Whiteboard exercise Play

The height of the building Whiteboard exercise Play

The heights of the students Animation Play

The hidden rule Whiteboard exercise Play

The hidden rule Student activity Play

The higher mean score Whiteboard exercise Play