TryEngineering
Data Representation: Millions of Colors
How many colors do you know? The lesson teaches scholars how digital devices use binary and hexadecimal representations to store colors. They learn how millions of colors are available on these devices.
Curated OER
Comparing and Ordering Fractions, Mixed Numbers, and Decimals
Create your own fraction kits by folding and labeling paper using fraction vocabulary. Learners then work in groups to use these in comparing and sequencing both whole numbers and fractions. They also create unit cubes and develop an...
EngageNY
Decimal Expansion of Pi
Develop a better understanding of the value of pi. Learners explore the area of a circle using estimation and graph paper. While continuing to estimate the area of the circle using smaller and smaller grids, the number pi emerges.
Curated OER
Get My Point!
Here is one of the better lessons I've come across on how to teach fractions and decimals. This instructional activity does a great job of showing how these two mathematical representations of numbers are interrelated. Some excellent...
Curated OER
Probability
Fifth graders study probability of events. They predict outcomes, and participate in hands-on experiments to find the probability of specified events. Afterward, 5th graders write probability of events in fractions and decimals.
Curated OER
I'll Have an Order of Subtraction Please!
Students explore number values by completing consumer math worksheets. In this math functions lesson, students identify the use of a decimal in numbers and the place values that are represented when dealing with money. Students complete...
Curated OER
The Real Number System
Learners analyze the real number system. They discuss real numbers, rational and irrational numbers, integers, whole numbers, natural numbers and more of the real number in the system. They differentiate between all these numbers.
Alabama Learning Exchange
Watch That Plant Grow
Middle schoolers examine the growth of marigolds in a greenhouse environment. They chart data in spreadsheets showing plant growth over time and under a number of conditions. They record measures of plant height and greenhouse temperature.
Curated OER
One Vs. One Hundred
Students explore the concept of place value. They differentiate between digits and their values as it related to addition and subtraction. Through the use of technology and manipulatives students investigate the place value of digits by...
Curated OER
Camouflage and Protective Coloration: A Model of Natural Selection
Students study protective coloration and camouflage in animals. They create examples of each and conduct simulation-type experiments to determine which is the most effective adaptation.
Curated OER
Camouflage and Protective Coloration: A Model of Natural Selection
Young scholars collect data and compare whether protective coloration or camouflage provides better biological fitness in a given environment. They simulate predator prey interactions of two different species and use gene frequencies to...