Fifth graders discover the connections between algebra and geometry. With a focus on arrays and factors, they are introduced to multiplication. They develop an array for multiples of 2 through 10 and identify the factors of each row....

Students construct aluminum foil boats that float while holding the greatest number of pennies. They investigate the concept of water displacement, record their results, and watch a Bill Nye video on buoyancy.

Fifth graders identify a set of data from a real world problem. In this statistics lesson plan, 5th graders identify the range, mode, median and mean using some manipulatives. They write words randomizing the letters.