Curated OER
Flying with Pythagoras
A lengthy narrative about Pythagoras and his students precedes an activity in which your young mathematicians practice using the Pythagorean theorem to solve three problems about flight and distance. Answers are provided.
Curated OER
Three-Digit Addition
Young scholars work with hundreds place value, create and manipulate three-digit addition problems, and add three-digit numbers.
Mathematics Assessment Project
Maximizing Area: Gold Rush
Presenting ... the gold standard for a lesson. Learners first investigate a task maximizing the area of a plot for gold prospecting. They then examine a set of sample student responses to evaluate their strengths and weaknesses.
Carstens Studios
Math Doodles
Discover the joy and excitement of improving your math fluency through four different puzzles. Combine those with 25 different ways to represent numbers and you have hours of enjoyment that can be fun outside of the classroom as well.
Code.org
Cracking the Code
Scholars learn how to crack secret codes as they continue reading from the Blown to Bits and try to crack the random substitution cipher. They also begin learning about the Vigenere cipher.
Howard Hughes Medical Institute
Natural Selection and the Evolution of Darwin's Finches
Darwin explained the connection between species of finches 150 years before scientists understood DNA. Technology and progressing science proved he was right, yet many struggle to understand how natural selection happens. Scholars use...
Space Awareness
How To Travel On Earth Without Getting Lost
Have you ever wanted to travel the world? Take a virtual trip with a geography lesson that uses longitude and latitude, the position of the sun, an astronomy app, and a classroom globe.
Illustrative Mathematics
Toilet Roll
Potty humor is always a big hit with the school-age crowd, and potty algebra takes this topic to a whole new level. Here the class develops a model that connects the dimensions (radii, paper thickness, and length of paper) of a...
Messenger Education
Give Me a Boost—How Gravity Assists Aid Space Exploration
The propellant needed for space explorations runs in the thousands, while paying to get the craft into orbit costs millions! In the second installment of three, two activities explore laws of conservation of energy and momentum. Using...
Code.org
Hard Problems – Traveling Salesperson Problem
Even computers find this to be a hard problem. In the eighth installment of a 12-part unit, young computer scientists learn about the traveling salesperson problem. They formulate algorithms to solve the problem and find out why it is...
Fluence Learning
Divide Shapes
Let's partition rectangles into equal parts. Assess learners on their ability to divide shapes into equal parts, and their ability to explain their thinking.
Curated OER
Moon Mining
Go on a moon mining expedition from the safety of your classroom with this space exploration simulation. Using simple models of the moon's surface prepared ahead of time by the teacher, young scientists are challenged with locating and...
Illustrative Mathematics
Running Around a Track I
The accuracy required by the design and measurement of an Olympic running track will surprise track stars and couch potatoes alike. Given a short introduction, the class then scaffolds into a detailed analysis of the exact nature of the...
Mathematics Assessment Project
Historic Bicycle
"Ordinary" bicycles are not so ordinary. Learners use given information to determine the circumference of wheels for a historic Ordinary or Penny Farthing bicycle. Pupils then determine the number of times each wheel turns when the...
Balanced Assessment
Plenty of Pentagons
Why are only four colors needed to color webs from regular pentagons, not five? An assessment task requires young mathematicians to first construct regular pentagons using a compass and straightedge, then has them consider a shape...
Curated OER
Maya Math: From Zero to Nineteen
Students explore counting methods of the ancient Maya, and practice identifying Maya number glyphs.
Curated OER
Measuring the Earth (Eratoshenes' method)
Sixth graders engage in problem solving, communicating, reasoning, and connecting to represent and solve problems, using geometric models.
Curated OER
Comparing and Contrasting Ancient Civilizations
Students research the ancient civilizations of Rome, India, Greece, and Egypt. They conduct Internet research, compare/contrast aspects of each culture, and create a Powerpoint presentation.
Curated OER
At Home on the French Frontier: 1700-1800
Students role play bartering for goods and services as the French settlers did in colonial Illinois. They start with eight household items to acquire through bartering. They have to calculate values for each object and determine the...
Curated OER
Infusing Equity Vs Gender into the Classroom
Students explore the effect of gender bias in the classroom. In this statistics lesson, students discuss the effects of stereotyping, discrimination, and gender bias in the classroom. They collect data on different work places dealing...
Curated OER
The Money Circle
High schoolers investigate the Federal Reserve System. In this Mathematics/Economics lesson, students explore the role of the Federal Reserve in promoting a stable economic environment. In this multi-lesson unit of study,...
Curated OER
The Twelve Days of Christmas
In this secondary mathematics worksheet, students determine the number of each gift given in the song, “the Twelve Days of Christmas.” The worksheet includes the history of the song and a look at the cost of the gifts over...
Curated OER
Galileo Galilei Questions for Study
In this online interactive philosophy worksheet, students respond to 10 short answer and essay questions about Galileo's contributions to science.
Curated OER
Four Ancient River Civilizations
Students explore how the environment shapes man, how man transformed his world, nd how art became part of the human process. The group is divided into clans and their migratory routes developed in the eight lessons of this unit.
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