Hi, what do you want to do?
Teach Engineering
Quantum Dots and the Harkess Method
The Fantastic Voyage is becoming close to reality. The class reads an article on the use of nanotechnology in the medical field and participate in a discussion about what they read. The discussion method helps class members become more...
Illustrative Mathematics
$20 Dot Map
Challenge the addition skills of young learners with this open-ended math problem. The task is simple, get from start to finish by connecting a series of three numbers. The trick is that the sum of the numbers must be less than...
Curated OER
Seeing Dots
Your algebra learners interpret algebraic expressions, in order to compare their structures, using a geometric context. They also discern how the two expressions are equivalent and represent a pattern geometrically and algebraically.
Computer Science Unplugged
Tourist Town—Dominating Sets
As an introduction to using a network to determine the fewest number of nodes that meet a given condition, small groups work together to determine the fewest number of ice cream vans, and their locations, to be able to serve the people...
National Park Service
It's Not Easy Being Grizz
Grizzly bears can be up to 600 pounds and require a great deal of food, especially to survive hibernation. Comprised of multiple games, the third lesson of five only uses one setup. Pupils run around a large field, sorting and collecting...
Curated OER
Counting Mat
Using the provided counting mats (1-6 and 7-12) and small objects to count with, guide your young learners to match the correct number of objects to the written numeral and dots. Class members will either read the numeral and count out...
Florida Center for Instructional Technology
A Human Number Line: Teacher Notes
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
National Council of Teachers of Mathematics
Eruptions: Old Faithful Geyser
How long do we have to wait? Given several days of times between eruptions of Old Faithful, learners create a graphical representation for two days. Groups combine their data to determine an appropriate wait time between eruptions.
Teach Engineering
New Perspectives: Two-Axis Rotation
Two-axis rotations ... twice the fun as one-axis rotations! The last installment of a five-part module teaches scholars how to conduct two-axis rotations. They create isometric drawings before and after the rotations.
Curated OER
Rainbow Number Line
Guide your kindergartners to create memorable, colorful number lines that they will use throughout the school year. Using sentence strip and a black marker or card stock printed in a teachers font, create traceable numbers from 1 to 20...
Illustrative Mathematics
Illustrative Mathematics: 4.g What's the Point?
The purpose of this task is to use what students intuitively understand about connecting points or dots with lines to generate a discussion about what points are and how they should be represented. Aligns with 4.G.A.1.
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: Doce Cerillas
See if you can connect the dots of the same color with horizontal and vertical segments without leaving the grid and without intersecting the lines or crossing the colored dots.