Finding the length of the triangle legs Animation Play

Finding the surface area of a cuboid Student activity Play

Finding volumes of solids Student activity Play

Forming a square from triangles Animation Play

Formula for the diagonal of a square Animation Play

Formula for the number of squares Animation Play

Formula for the square of a trinomial Animation Play

Fraction with denominator 100 Animation Play

Fractions with denominators 10, 100, 1000, ... Student activity Play

Fractions, decimals, square roots and cube roots Whiteboard exercise Play

Fractions, decimals, square roots and cube roots Student activity Play

Gases: handling and laboratory tests Class activity Play

Gases: handling and laboratory tests Whiteboard presentation Play

Generating patterns Whiteboard exercise Play

Geometric problems Student activity Play

Geometric problems Student activity Play

Graphical presentation of completing the square Animation Play

Harry's formula Animation Play

Harry's lawn Whiteboard exercise Play

How acids react with bases Student activity Play

How acids react with carbonates Student activity Play

How acids react with metals Student activity Play

How do buffers work? Student activity Play

How do we construct a rectangle? Animation Play

How do we draw a rectangle in LOGO? Animation Play