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Engineering and technology  
The nature of technology  
Learning Time:
1 to 2 hours  
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This activity is about rocket shape and performance. Learners will test a rocket model and predict its motion. They will launch their rocket multiple times, make observations and record the distance it traveled. They will have the opportunity to... (View More)

This is a lesson about mission presentation. Learners will brainstorm ideas to be developed into a team skit, work cooperatively to assign duties and write a team skit, collaborate with team members to complete the Mars Rover Manual. The lesson uses... (View More)

This is a lesson about how spacecraft use gravity assists to get where they are going. Learners will explore how engineers minimize the use of fuel by utilizing gravity. In Activity 1, students explore the physical conservation laws by observing the... (View More)

Audience: High school

This is a lesson about landers and robotic components. Learners will design and built a prototype robot. This is lesson 14 of 16 in the MarsBots learning module. This lesson is adapted from "Edible Mars Spacecraft," by Amalia Plummer and Tricia... (View More)

This activity has two purposes: challenge the learner to develop a procedure for investigating a research question and to learn more about factors affecting the dynamics of air in motion. It demonstrates that warm air and cold air differ in weight... (View More)

This is a lesson about the science supporting the design and operation of an ion propulsion engine. Learners will study the concepts of formation and discharge of charged particles, attractive and repulsive forces between charged particles, and the... (View More)

Audience: High school
Materials Cost: Free

This is a lesson about the path of one xenon ion through an ion propulsion engine. Learners will focus on what a single xenon ion sees and does as it goes through the reactions and processes that provide the ion jet propulsion engine's thrust. They... (View More)

Audience: High school
Materials Cost: Free

This activity explores how ancient Sun observers made use of natural and built structures to mark solar alignments observed at different times of the year, particularly around the solstices and equinoxes. In Part 1, the teacher prepares a horizon... (View More)

This is a lesson about designing and building an effective sunshade for a model MESSENGER craft. Learners will build a model of MESSENGER. They will use a scientific approach to solve problems and work as a cooperative team. They will discover their... (View More)

The sustainability of the Nile as a water resource is investigated using maps, photos, data, graphs and a role-playing activity. Student groups will represent each of the 10 countries in the Nile River Basin. Data cards are provided for students to... (View More)

Keywords: Watershed
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