Interactions and Systems Links

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Lesson 1: Which Objects Float?

Lesson 2: Grouping and Sorting

Lesson 3: Material Hunt

Lesson 4: Experimenting with Common Objects

Lesson 5: Recording Experiments

Lesson 6: "Inventing" Interactions

Lesson 7: "Inventing" Evidence of Interaction

http://www.fossweb.com/modulesK-2/SolidsandLiquids/index.html Use the activity from this page show how a freezer and an oven interact with different objects.

Lesson 8: "Inventing" the System Concept

Lesson 9: Air and Breath

Lesson 10: Keeping Track of a System

Lesson 11: Interactions: Land and Water

Lesson 12: Investigating Gears

http://auto.howstuffworks.com/gear.htm Good teacher resource page on how gears work.

http://auto.howstuffworks.com/gear2.htm Another good resource for teachers, but this also offers links of many objects that have gears in a system.

Lesson 13: Pulleys and Gears Interact

http://science.howstuffworks.com/pulley.htm Good teacher resouce that describes how a pulley works.

Lesson 14: Comparing Gear/Pulley Systems

Lesson 15: Making Solutions

Lesson 16: Solutions Interact

Lesson 17: The Water Cycle

Lesson 18: Interaction at a Distance

Lesson 19: Magnetic Interaction

Lesson 20: Building Electric Circuits

http://scifiles.larc.nasa.gov/kids/Problem_Board/problems/electricity/electricity2.html General description of how electricity works.

Lesson 21: Conductors

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