In class: The last three days we have had about half the class gone on the Ashland field trip. On Wednesday we investigated the properties of s-curves and paper clips [see here]. On Thursday we played grudge ball and battled over questions like

What is the sum of the mean, median, and mode of the numbers 2, 3, 0 , 3, 1, 4, 0, 3? [answer: 7.5]

Everyday at school, Jo climbs a flight of stairs. Jo can take the stairs , , or at a time. For example, Jo could climb , then , then . In how many ways can Jo climb the stairs? [can you figure out the answer? it is less than 30…]