101 Questions
Coin Counting
Cash in on a great resource. After watching a video of a coin counter, pupils estimate the number of coins and the amount of money they see. They then use additional given information and systems of equations to find the actual values.
Curated OER
Current Weather
A great year around activity that shows young mathematicians how the math skills they are learning are actually used in the real world. This exercise also helps learners begin to distinguish the difference between weather and climate. As...
Carroll Country Public Schools
Ten Frame Practice
Ten-frames are great visual tools that support the development of number sense in young mathematicians. A multitude of ten-frames are included in this slide show that provide learners with practice with quickly and fluently identifying...
101 Questions
Motivation to Run
Run headlong into a great resource. Young mathematicians explore the Nike+ app to see which measure of central tendency motivates runners the most. They use two screenshots of the app to help them make their determinations.
Teach Engineering
Buoyant Boats
Eureka! Using the clay boats made in the previous lesson, learners investigate the idea of buoyancy and water displacement to finish the last installment of five in a Floaters and Sinkers unit. Their observations during the activity...
Curated OER
Skeleton Tower
Your algebra learners build a quadratic function in this task of counting the blocks used to build objects. The arithmetic sequence that shows up brings up a shortcut to the long addition using the Gauss Method. Eventually, learners...
EngageNY
Proof of the Pythagorean Theorem
What does similarity have to do with the Pythagorean Theorem? The activity steps through the proof of the Pythagorean Theorem by using similar triangles. Next, the teacher leads a discussion of the proof and follows it by an animated...
Curated OER
African Americans in Science
Students explore the careers of prominent African Americans in science, mathematics, and technology. They use The Faces of Science: African Americans in the Sciences website, which includes profiles of past and present African Americans...