Solving linear equations in two variables Student activity Play

Solving linear inequalities Student activity Play

Solving linear inequalities graphically Whiteboard exercise Play

Solving linear inequalities graphically Student activity Play

Solving linear inequalities with the parameter Whiteboard exercise Play

Solving problems involving circles Class activity Play

Solving problems involving circles Whiteboard presentation Play

Solving problems using the tangent theorem Student activity Play

Spectral analysis Student activity Play

Spectral analysis Whiteboard exercise Play

Spectral analysis Illustration Play

Spectral analysis Student activity Play

Spectral analysis Animation Play

Spectral analysis Whiteboard exercise Play

Spectral classes Chart Play

Spectral classes Student activity Play

Spectral classes Whiteboard exercise Play

Spectral classes Chart Play

Spectral classes Animation Play

Spectral series Animation Play

Spectrum of helium Illustration Play

Spectrum of hydrogen Student activity Play

Spectrum of hydrogen Whiteboard exercise Play

Stellar absorption spectra Illustration Play

Submerging submarine Animation Play