Head Size to Hat Size
In this math worksheet, students measure the circumference of their head and their hat size. Hat size measures are included. Students compute the ratio of hat to head size. Students create a line graph of the ratios.
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Listing Fractions in Increasing Size
Increase the depth of your class's fractional number sense with this number-ordering activity. Given four fractions, each with different numerators and denominators, young learners are asked to place them in order from smallest to...
3rd - 5th Math CCSS: Designed
Comparing Fraction Relative Size
Which is the larger amount? Two-fourths of 10 dollars, or one-fourth of 100 dollars? This type of question is the main focus of a instructional activity that has learners comparing fractions by their relative size. Each problem contains...
4th - 5th Math CCSS: Adaptable
Use Area Models to Generate Equivalent Fractions
When using visual models, it can be difficult for learners to realize that the shape of the pieces doesn't affect the fraction they represent. The third video of this series explains that as long as the whole amount is cut into...
4 mins 2nd - 5th Math CCSS: Designed
New Review Steps and Slopes: Measuring the Rise and Run of Steps to Calculate Slope
Step right up to learn about slopes. Scholars get together in pairs to measure the rise and run of different sets of stairs. You can probably guess what happens next—they calculate the slopes of the stairs to see which set is steepest..
6th - 8th Math CCSS: Designed
Determine Which Values Combine to Make 0
You may get shocked by static electricity but not by this activity. Extend algebra learners' understanding of the concept, including how to make zero. The video demonstrates the real-life example of electricity by making zero with...
5 mins 6th - 8th Math CCSS: Designed
Use Proportional Reasoning to Make Estimates About a Population
Proportions are an important part of the Common Core that are used in this video to make estimates about a population. The lesson relates sample t-shirt sizes to total t-shirt sizes and organizes the data in a proportion. The problem is...
4 mins 5th - 8th Math CCSS: Designed