# Scratch - K-7 Probability and Statistics

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## K-7 Probability and Statistics with Scratch - Step-by-Step to Math =

== You do NOT need to install Scratch to use these files === but it's free and great so here's the link: Get Scratch

== You do need the standard JavaSun Player to use these files === it's free too.

Scratch-Math247    (Links to all Scratch resources on this site.)

Latest posts - Activity 3: Spinner

Activity 3 - Spinner

Downloadable spinner for online/offline use
Has 3-5 sectors with variable sector distribution - can be used on problems such as the cereal box problem (a prize in every 4th box).

Activity connects experimental and theoretical probability.

This activity is available for offline use.

Main Page for Activities: mathcasts.org/mtwiki/Activity

Activity 2 - Dice Difference

We have 2 dice. We throw them and calculate the difference.

I say to my friend:

I win if the difference is a 0, 1 or 2.
You win if it is a 3, 4 or 5.
Each of us has 3 chances to win.
Want to play?

Activity explores probability and fairness.

This activity is available for offline use.

Main Page for InterActivities: mathcasts.org/mtwiki/InterA

Activity 1 - 2 Balls in Vertical Box

We have 2 balls - 1 Red and 1 Green. We drop them randomly .
Is Green first or Red first?

 Green first. Red first.

Activity connects experimental and theoretical probability.

This activity is available for offline use.

Main Page for InterActivities: mathcasts.org/mtwiki/InterA

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