Illustrative Mathematics
Illustrative Mathematics: A ced.a.2: Throwing a Ball
Using a ball thrown vertically as the real life scenario, this task has a couple of aspects designed to encourage learners to attend to the structure of a given equation and the meaning of the variables in it. Aligns with HSA-CED.A.2.
Illustrative Mathematics
Illustrative Mathematics: A ced.a.4: Rewriting Equations
The goal of this task is to manipulate equations in order to solve for a specified variable. Aligns with HSA-CED.A.4.
Illustrative Mathematics
Illustrative Mathematics: Guess the Marbles in the Bag
Students will make their best guesses as to how many marbles are in a bag. After recording 4-5 guesses, the teacher writes the number representing the total on the board, and the students then help sort their guesses into less than,...
Illustrative Mathematics
Illustrative Mathematics: Equality Number Sentences
Students will compare the number of circles in two boxes. If they are equal, they will write a number sentence. Explanations and examples are included.
Illustrative Mathematics
Illustrative Mathematics: F If.3 Snake on a Plane
In a video game called Snake, a player moves a snake through a square region in the plane, trying to eat the white pellets that appear. This task has young scholars approach a function via both a recursive and an algebraic definition, in...
Saddleback College
Algebra2go: Translating to Word Statements Problem Sets
This resource consists of 3 problem sets. Each problem set contains 6 questions. Each question is answered by translating the given mathematical into a word statement. Select a problem set, then select a question. Fill in the blank with...
Stanford University
Stanford Encyclopedia of Philosophy: Aristotle
Looks at the life of Aristotle (384-322 B.C.E.) and the far-reaching scope of his intellectual ideas. The article examines in depth his theories in the disciplines of philosophy, politics, mathematics and science, and his legacy.
PBS
Pbs: Kid Vid: Dividing Mixed Numbers and Fractions
Critique a peer's thinking about two division word problems, one with whole and mixed numbers and one with two fractions, in this interactive from KET. Students watch a video of a student thinking through two word problems that involve...