Use of a circle graph is best when used to answer a question about what concept? a. What is the difference between the minimum and maximum value? b. Is there a change over time? c. What is the relationship between two variables? d. How do all the parts related to the whole? A kindergarten teacher wants to develop the concept of set and which items belong in a set. What would be an appropriate activity for her to do? a. Have students use as many words as they can think of to describe a tree and a set of playground equipment b. Look at two objects and tell how they are similar and different c. Give students a set of pattern blocks and have the students sort the blocks into categories they see fit d. Give students sticks of differing lengths and have them put them in order from smallest to biggest A teacher has students cut a square or rectangle from a piece of paper. She then has students draw a line connecting opposing corners. The class discusses their findings. What is she trying to teach the students about? a. Similarity b. Right triangles c. Parallel lines d. Slope Second graders are working with groups of blocks. The students find that with some groups of blocks, they can make two vertical stacks exactly the same height. With other groups of blocks, there is one block left over. What concept could be introduced? a. Even and odd numbers b. Common numbers c. Inverse operations d. None of the above A student is having trouble with single by double digit addition. Which assessment could best pinpoint the prob