Curated OER
Persistence of Vision Tube
Students demonstrate how individual pieces of data combine to produce complete images.
Curated OER
Building an African Compound
Students, in small groups create a model of a compound that might be found in a rural African village. As a class, students orally contribute to a summary paragraph on what they have learned about different forms of shelter found in Africa.
Curated OER
Clocks and Time
Students construct clocks and then learn how to read a clock face, tell time, and determine how much time has elapsed.
Curated OER
2-D Shape Patten Placemats
Students identify and form a pattern out of 2-D shapes, then transfer this pattern into creating placemats.
Curated OER
How Hot Is It?
Fourth graders practice estimating temperatures. They practice in Celsius and Fahrenheit.
Curated OER
Introduction to Graphical Representation of Data Sets in Connection with Nuclear Decay
Students record data, make observations, and share in experimentation and discussion of numerical experiments.
Study Pad
Splash Learn: Partition Shapes: Halves and Fourths
[Free Registration/Login Required] Answer questions about the halves and fourths of circles and rectangles, and collect coins for each correct answer.
Illustrative Mathematics
Illustrative Mathematics: 3.g Representing Half of a Circle
This task asks which pictures represent half of a circle? Moving into more complex shapes where geometric arguments about cutting or work using simple equivalences of fractions is required to analyze the picture. Aligns with 3.G.A.2.
AdLit
Ad lit.org: Reading Discussion Guide: The Sea of Trolls by Nancy Farmer
In A.D. 793, eleven-year-old Jack leaves his family farm to become an apprentice to the Bard, a druid from Ireland, who is assigned to his Saxon village. At first, he is unsure of his duties, and is puzzled when the Bard experiences a...
PBS
Pbs: The Lowdown: Exploring Changing Obesity Rates Through Ratios and Graphs
In these KQED Lowdown infographics, explore how adult obesity rates in the United States, as measured by body mass index (BMI), have dramatically changed in the past half-century. A circular graph and a pictograph depict data by decade,...
Alabama Learning Exchange
Alex: Share and Share Alike (Equal Parts)
This Five E's AMSTI lesson plan equips students to divide an object into equal parts. A story and interactive whiteboard activity about sharing food demonstrate the idea of equal halves of circles, after which students attempt to half...
Wolfram Research
Wolfram Math World: Hyperbolic Functions
This site from MathWorld explains the hyperbolic function. The information is not too in-depth, but factual and quite a few links are provided for additional information on related subjects.
Khan Academy
Khan Academy: Inscribed Angle Theorem Proof
Proving that an inscribed angle is half of a central angle that subtends the same arc.
History is Fun
Jan Brett: Geometric Shapes Flashcards Pdf
Print out these colorfully illustrated PDF file pages to practice learning your basic two dimensional geometric shapes. Fold them in half and one side shows the shape while the other side shows the shape with the correct name. Put them...