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Students will complete several activities in which they will describe, draw, examine and explore paths. Activities range from describing, drawing and exploring local paths (roads/sidewalks to school, hiking trails, trails in the local school... (View More)

Pressure, temperature and density, and resistance are characteristics of air demonstrated using a 2L beverage bottle, a coffee cup, newspaper and cardboard. The demonstration is part of the teacher's guide accompanying the video, NASA Sci Files: The... (View More)

Remote sensing offers three perspectives on human or physical features: aerial (birds-eye), oblique (angled) and ground-level. Sketching a classroom object from each of the three perspectives provides students with the foundation to then complete... (View More)

This video describes how to select a soil moisture study site and sampling strategy, and identifies what laboratory instruments will be needed to complete a soil moisture analysis. Students are shown collecting soil moisture data and asking... (View More)

This video introduces the measurement of dissolved oxygen in a water body as an important indicator of ecosystem health, and demonstrates students analyzing a water sample for dissolved oxygen. The resource includes a video and a written transcript,... (View More)

Remote sensing detects both human and physical features by using seven distinct image elements: tone, shape, size, pattern, texture, shadow and association. Students are introduced to each of these elements individually through images, descriptions... (View More)

In this activity, learners will use web-based satellite images and other data to investigate the ocean near six different harbors and determine where nature helps the most when it comes to dealing with an oil spill. They will then fill out a mock... (View More)

Audience: Middle school
Materials Cost: Free

This video demonstrates students measuring the acidity of water, using pH indicator paper and a pH meter. The resource includes a video and a written transcript, and is supported by the Water pH Protocol in the GLOBE Teacher's Guide. This is one of... (View More)

The difficulties in predicting landfall of a hurricane are modeled In this kinesthetic activity. Students predict the trajectory of a ball rolled to their partner. They conduct several trials, predicting the path of the ball, observing the actual... (View More)

Students observe the process of cloud formation in this demonstration activity using a rectangular pan, small glass, large rectangular pencil eraser, water and a few grains of salt. In a closed system, water vapor floats inside the glass until it... (View More)