Maths Lab

Do maths like a science lab: measure, record and draw a conclusion.

• Discovering π
  To show that the circumference of any circle is about 3.14 times its diameter.
• Pythagoras with squares
  To show that in a right-angled triangle a² + b² = c².
• Angles of a triangle
  To show that the three angles of a triangle add up to 180°.
• Tossing coins and dice
  To show that the relative frequency gets closer to the theoretical probability as the number of trials grows.
• Height of a tree from shadows
  To find the height of a tree using similar triangles.