Fermi Estimation Olympics

Break it down

Think it through as a team

Write down every step and every number you use.

Piles of ten

0

Left over

0

The real count

The answer

The final

Fill a clear jar with dried beans, rice, pasta or coins. Everyone may look, but nobody touches or counts!

What’s in the jar?

Beans Rice Pasta Coins

Break it downAbout how many across the bottom layer? About how many layers high? Is the jar wider or narrower higher up?

Keep beans, rice, pasta and coins away from little ones who might put them in their mouth, nose or ears. Dry beans aren’t for eating.