Gradient of a line Student activity Play

Guidelines for reading and writing thermochemical equations Animation Play

How do we write algebraic expressions? Student activity Play

How much did it cost before? Student activity Play

How much does an apple weight? Whiteboard exercise Play

How much does it cost now? Student activity Play

How much does it cost? Student activity Play

How much does it cost? Whiteboard exercise Play

How much does it weigh? Student activity Play

How much does it weigh? Simulation Play

How much does it weigh? How much does it cost? Student activity Play

How much does the notebook cost? Whiteboard exercise Play

How much does the stamp cost? Simulation Play

How much does the ticket cost? Whiteboard exercise Play

How to write very big and very small numbers Student activity Play

Hundreds, tens and units Animation Play

Let us draw a road in the coordinate system Student activity Play

Numerical chromosomal aberrations Chart Play

Numerical chromosomal aberrations Whiteboard exercise Play

Numerical chromosomal aberrations Student activity Play

Order and write down Student activity Play

Order, write down, draw Student activity Play

Order, write down, draw Whiteboard exercise Play

Pathogenic factors Slideshow Play

Pathogenic factors and diseases Student activity Play