MERLOT Materials

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Although few weather phenomena have the ability to affect weather on a global scale, the jet streams are one such... see more

In this activity, students will identify an assemblage of fossils, determine their age, evaluate the fossil population,... see more

In this activity, learners explore the different salinities of various sources of water by taste-testing. Learners will... see more

In this activity, learners construct a coastal landmass from sand and add features such as tidal creeks and barrier... see more

In this activity, students construct a magnetometer from a magnet and a spring balance and use it to locate buried... see more

In this evolution lesson, two sets of simulated fossils (caminalcules) are provided as cutouts. Students arrange them on... see more

In this quick and easy activity and/or demonstration, learners illustrate the effect of the weight of air over our heads.... see more

This website is part of National Geographics Xpeditions Hall and includes lesson plans and activities related to the... see more

This demonstration is designed to show how the inputs and outputs of energy or mass in a system balance. Students create... see more

In this activity, students create a reservoir model using hoses, a bucket, a flat pan, and water, to understand the... see more

In this activity, students investigate the interacting parts of the Earth system by observing changes in evaporation rate... see more

This 5-minute animation portrays fluctuations in the cryosphere through observations collected from a variety of... see more

This is a free textbook offered by BookBoon. 'The term “Climate Change” has become popular but is not new to our planet.... see more

This video was recorded at International Conference on Outbursts of Water from Abandoned Mines: Causes, Consequences,... see more

A site with a collection of science experiments for kids to perform and learn about testing stream/creek water to... see more

This video was recorded at International Conference on Outbursts of Water from Abandoned Mines: Causes, Consequences,... see more

Acid precipitation will be defined. At different points in the lesson students will write balanced reactions for the... see more

This lesson plan was provided by the National Park Service Air Resources Division and prepared as a part of The Uplands... see more

This activity is acid-base titration lab where students determine the percent of calcium carbonate in an eggshell.

In this outdoor game, learners play the roles of gray or red squirrels gathering and storing a supply of food in "fall"... see more

Noise and vibrations generated by ships affect a wide range of receivers: crew and passengers inside the vessel,... see more

The Active Galaxies pop-up book is a very large rectangular pop-up book with foldouts that was developed for use in... see more

One of the bellwether species on the impact of climate change to our environment is the butterfly. Scientists say that... see more

This short (<5-10 minutes) pair of demonstrations uses glass slides with a very thin film of water to demonstrate the... see more