Take your time with this lesson plan. Junior engineers read about different types of clocks and then work together to build a pendulum time-keeper. There are no hints as to how they might go about accomplishing this complex task, so you...

Ready, aim, fire! Launch to a new level of understanding as scholars build and test their own catapults. Learners explore lever design and how adjusting the fulcrum changes the outcome. 

How important is momentum? Pupils investigate and apply the definition of momentum as they conduct analyses during a series of one-dimensional collisions. They infer the relative masses of two objects by carefully staging and predicting...

Students explore snow. In this forms of water instructional activity, students read a story about snow, identify the types of snow found in Alaska, and learn Inuit words for snow. The instructional activity calls for an Intuit Elder to...

Third graders utilize technology to access, analyze, interpret and communicate information about Earth Day.