Curated OER
LEGO Balance
Students design and build a balance using LEGO, string, and a set of standard metric weights.
Hooda Math
Hooda Math: Multiplication Bubble Pop
Hooda Math games provide students extra practice in a variety of math skills. Multiplication Bubble Pop Instructions: Solve multiplication problems, then tap correct bubbles to pop them before they reach the top of the screen! This game...
Math Is Fun
Math Is Fun: Accuracy and Precision
The difference between accuracy and precision is explained, with a precautionary note about being aware of possible bias in the measuring instrument.
Illustrative Mathematics
Illustrative Mathematics: N q.a.3: Dinosaur Bones
The purpose of this task is to illustrate through an absurd example the fact that in real life quantities are reported to a certain level of accuracy, and it does not make sense to treat them as having greater accuracy. Aligns with N-Q.A.3.
Illustrative Mathematics
Illustrative Mathematics: N q.a.3: Calories in a Sports Drink
The goal of the task is to stimulate a conversation about rounding and about how to record numbers with an appropriate level of accuracy, tying in directly to the standard N-Q.3. Aligns with N-Q.A.3.
Illustrative Mathematics
Illustrative Mathematics: N q.a.3 and S id.a: Accuracy of Carbon 14 Dating I
This task examines, from a mathematical and statistical point of view, how scientists measure the age of organic materials by measuring the ratio of Carbon 14 to Carbon 12. The focus here is on the statistical nature of such dating....
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!
Illustrative Mathematics
Illustrative Mathematics: N q.a.1 and N q.a.3: Felicia's Drive
This task requires students to make some sensible approximations of the amount of gas needed for a drive. They must choose a level of accuracy appropriate to limitations on measurement when reporting quantities. Aligns with N-Q.A.1 and...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Micrometer Model
Use this virtual model to simulate the basic operations and accuracy of a micrometer while manipulating the physical parts of the object.
Illustrative Mathematics
Illustrative Mathematics: N q.a.3, N q.a.1, N q.a.2: Weed Killer
The principal purpose of the task is to explore a real-world application problem with algebra, working with units and maintaining reasonable levels of accuracy throughout. Aligns with N-Q.A.3, N-Q.A.1, and N-Q.A.2.
Oswego City School District
Regents Exam Prep Center: Error in Measurement
What are the common errors made when students take measurements and how can they be avoided? A good deal of vocabulary associated with measurement errors is explained. Tips are provided for the student and the teacher in hopes of...
Shmoop University
Shmoop: High School: Number and Quantity: Quantities Hsn q.a.3
Standard HSN-Q.A.3 states: "Choose a level of accuracy appropriate to limitations on measurement when reporting quantities." This page explains what this standard means. Click on 'Sample Assignments' for some quick drills.
TeachEngineering
Teach Engineering: Launch Into Learning: Catapults!
Learners learn about catapults, including the science and math concepts behind them, as they prepare for the associated activity in which they design, build and test their own catapults. They learn about force, accuracy, precision and...
Arcademics
Arcademics: Integer Warp Multiplying Integers
Integer Warp is a multi-player racing game that allows students from anywhere in the world to race one another while practicing multiplying integers!