# Surf for More Math

## Lesson 1 - Exploring Probability

To encourage students to have fun on the Web while learning about Exploring
Probability, here are some games and interactive activities they can
do on their own or in pairs.

### Goal

Determine the probability from an experiment.

### Builds Upon

Student Book pages 412-413

**Instructions for Use**

Probability**
**lets students experiment with probability by spinning a spinner.

To use Probability, start by selecting "Preset
Spinner". Choose the number of spins - 1, 5, or 10. Click the "Spin"
button. A tally chart records the results of each spin. Press the 'Clear
Tally' button to clear the results and start again.

To use "Make Your own Spinner", select
the "New Spinner" button. To increase or decrease the colour
sections, click the "+" or "-" buttons, or drag
the black dots on the spinner. Choose the number of spins - 1, 5, or
10. Click the "Spin" button. A tally chart records the results
of each spin. Press the "Clear Tally" button to clear the
results and start again.

** **

Spinning
Spinners** **lets students make predictions about the
frequency of the result of each spin.

** **

To use Spinning Spinners, select one of the pairs of spinners. In the
text field, enter the number of spins up to 1 million. Click the "Play"
button. The scores of the two spinners will be either added or subtracted
and the frequency of the total recorded on a bar graph.