The highest common factor of numbers 33 and 44 Animation Play

The identities of the trigonometric functions Animation Play

The integral of the tangent function Animation Play

The least common denominator Whiteboard exercise Play

The least common denominator Student activity Play

The least common denominator Animation Play

The least common denominator Student activity Play

The least common denominator Whiteboard exercise Play

The least common multiple Animation Play

The least common multiple Animation Play

The least common multiple (lcm) Student activity Play

The life cycle of a common polypody Whiteboard exercise Play

The line and the circle Whiteboard exercise Play

The line and the circle Student activity Play

The most common alcohol – ethanol Whiteboard exercise Play

The most common alcohol – ethanol Student activity Play

The most common igneous rocks Slideshow Play

The most common rock-forming minerals Slideshow Play

The most common transition metals Slideshow Play

The normal and the tangent to a circle Animation Play

The normal and the tangent to a circle Whiteboard exercise Play

The normal and the tangent to a circle Student activity Play

The normal to a curve Student activity Play

The normal to the circle Animation Play

The number of common points of the coordinate axes and the circle Whiteboard exercise Play