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Regolith Formation
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In this three-part activity, learners use food to determine the effects of wind, sandblasting and water on regolith (dust) formation and deposition on Earth.

X-Ray Spectra
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In this activity, learners use simple materials to simulate the effect of X-rays in a safe way. Learners place a piece of window screen over a box and a cardboard pattern on top of the screen.

What is an Animal Group?
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In this activity related to dinosaurs, learners explore why animals live in families. Learners discuss and identify animals living in families or groups from images and photos.

Digging Into the Past
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This activity (on pages 23-27) lets learners simulate the work of scientists who take core samples of Earth's rocky layers to determine geological history.
River Catcher
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In this activity (located at the top of the page), learners make an easy river strainer and see what they can catch.

Using Solar Energy
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In this activity, learners discover how solar energy can be used to heat water.

Three Little Pigs Construction Company
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In this activity about problem-solving, learners build a house for the Three Little Pigs using twenty straws and two index cards.

A Degrading Experience
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In this activity on page 27, learners perform an experiment to learn about how different types of marine debris degrade and how weather and sunlight affect the rate of degradation.

Ice Tower Excavation
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In this activity, learners will pretend to be archaeologist using this chilling experience.

Weather Stations: Storms
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In this activity, learners test how cornstarch and glitter in water move when disturbed. Learners compare their observations with videos of Jupiter's and Earth's storm movements.

Creating Craters
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In this activity, learners will investigate how craters are made and the different factors that contribute to size left from the impact.

Crystal Gardens
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In this activity, which requires adult supervision, learners get to explore the awesome power of chemistry.

Exploring the Solar System: Asteroid Mining
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In this activity, learners will imagine the challenges and opportunities of asteroid mining.

Resource Hunt
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In this activity, learners explore nonrenewable resources and learn why these resources are finite.

Achieving Orbit
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In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a sat

Getting Windy
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In this activity, learners create and understand surface currents. Learners create example surface currents and discover how landmasses affect the current.

Density Stackers
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In this activity, learners investigate density as they discover how liquids separate to form density layers. Learners discover what happens when they add syrup, cooking oil, and water to a jar.
Create a Mangrove Tree
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In this group activity, learners will explore the characteristics, functions and uniqueness of the mangrove tree.

Dinosaur Footprints & Fossils
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In this activity, early learners simulate fossil prints in play dough or clay.

Bubble Suspension
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In this activity, learners observe as soap bubbles float on a cushion of carbon dioxide gas. Learners blow bubbles into an aquarium filled with a slab of dry ice.