Students explore a hydrometer.  In this gravity lesson students construct a hydrometer and create a liquid density column. 

This open-ended boat building exercise is meant to be part of a three-instructional activity series on ships. Links to the other two lessons are included. This particular part is mostly a group lab activity in which they build a boat,...

Students identify and complete activities about the structure of the Earth. In this Earth structure lesson plan, students view a Powerpoint about the Earth's layers and complete a diagram. students compare temperatures in the Earth's...

Students examine what lies within the Earth. They research and create scale models illustrating the layers of the Earth and write skits advocating a travel plan to send a probe into the Earth's mantle.

Students test different objects such as dominoes, marshmallows, slides, and more to test their force, motion, gravity, friction, and the concept of matter. In this force and motion lesson plan, students understand that the force an...