Add the numbers using different methods Student activity Play

Adding numbers – methods Animation Play

Biological methods of controlling plant diseases Illustration Play

Calculation methods for the indefinite integral Student activity Play

Calculator methods Class activity Play

Calculator methods Whiteboard presentation Play

Calculator methods Class activity Play

Calculator methods Whiteboard presentation Play

Calculator methods Class activity Play

Calculator methods Whiteboard presentation Play

Catalytic cracking Audio text Play

Chemical and instrumental methods Animation Play

Comparing methods Simulation Play

Cracking Slideshow Play

Cracking and combustion of hydrocarbons Whiteboard presentation Play

Cracking and combustion of hydrocarbons Class activity Play

Cracking experiment in the laboratory Animation Play

Cracking process Student activity Play

Cracking products Whiteboard exercise Play

Cracking products Student activity Play

Cracking products Illustration Play

Different methods of internal fertilization Animation Play

Effect of concentration on the reaction rate. Graphical methods Class activity Play

Effect of concentration on the reaction rate. Graphical methods Whiteboard presentation Play

Electric energy and methods of energy saving Class activity Play