Weighted means Student activity Play

What can you afford in the Internet Café? Student activity Play

What should Lena choose? Student activity Play

What should Lena choose? Whiteboard exercise Play

What was the price of the dress? Animation Play

Where can you buy it cheaper? Student activity Play

Where will we see interference fringes? Simulation Play

Where will we see interference fringes? Whiteboard exercise Play

Where will we see interference fringes? Student activity Play

Why metamorphic rocks have different properties from the parent rocks Animation Play

Why two acids or bases of equal concentrations may have different pHs Student activity Play

Worked examples Student activity Play

X-ray CAT scan Slideshow Play

X-ray radiation Whiteboard exercise Play

 What can you afford in the Internet Café? Whiteboard exercise Play

 What can you afford in the Internet Café? Whiteboard exercise Play