Agile Mind
Transforming Graphs of Quadratic Functions
In the activity on this webpage, learners use interactive graphing technology to investigate transformations of graphs. In the first part of the task, they look at the graph of a quadratic function with coordinates of a few points...
Noyce Foundation
Granny’s Balloon Trip
Take flight with a fun activity focused on graphing data on a coordinate plane. As learners study the data for Granny's hot-air balloon trip, including the time of day and the distance of the balloon from the ground, they practice...
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
Inside Mathematics
Squares and Circles
It's all about lines when going around. Pupils graph the relationship between the length of a side of a square and its perimeter. Class members explain the origin in context of the side length and perimeter. They compare the graph to the...
Curated OER
Raising Cane: Building a Cane Flute From Scratch
Eighth graders create their own cane flute. They use a model flute to gain the correct measurements and use the scientific method to construct the flute to have sound quality and pitch accuracy.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Significant Digits
Find a quick, concise explanation of significant digits. An example is given and clearly explained.
CK-12 Foundation
Ck 12: Algebra: Scientific Notation
[Free Registration/Login may be required to access all resource tools.] Write whole numbers and decimals in scientific notation; apply the rules of exponents to evaluate scientific notation expressions and determine the number of...
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Math Is Fun
Math Is Fun: Approximate Solutions
Sometimes it is difficult to solve an equation exactly. But an approximate answer may be good enough!