Curated OER
"Socrates and the Three Little Pigs" by Mitsumasa Anno
Students gain an understanding of probability and make reasonable estimations.
Curated OER
Salinity
Learners define and discuss salinity, conduct classroom experiment to determine salinity of water sample by using hydrometer, record predictions, and demonstrate understanding of how salinity influences object's ability to float in water.
Curated OER
Forces and Machines
In this forces and machines worksheet, students will review vocabulary associated with forces including friction, inertia, and work. Students will also explain how simple machines help to do work easier. This worksheet has 10 matching, 6...
National Council of Teachers of Mathematics
Nctm: Figure This: Glide Ratio
How far can you fly a paper airplane? Math challenge provides practice in comparing quantities.
PBS
Pbs: The Lowdown: Percents Combined: Proportional Relationships With Multistep Ratio and Percent Problems
Learn how to calculate sale price when combining two "percent-off" discounts in this video from KQED. In the accompanying classroom activity, students develop and share a variety of strategies, including modeling with a 10 x 10 grid to...