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Collect Invertebrates to Determine Water Quality
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This activity (located on page 3 of the PDF under GPS: Alligator Habitat Activity) is a full inquiry investigation into organisms and the health of their ecosystems.

Make a Mobile!
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In this activity, learners make mobiles to explore the concepts of balance, counterbalance, weight, and counterweight.

Hungry as a Caterpillar
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In this indoor and outdoor activity, learners discover that insects grow and develop as do all living things, going through a process known as complete metamorphosis.

What's So Special about Water: Solubility and Density
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In this activity about water solubility and density, learners use critical thinking skills to determine why water can dissolve some things and not others.

Parachute Parade
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In this engineering activity, learners design parachutes to give toy figures safe landings. This activity is great for practicing an important STEM skill--changing only one variable at a time.

Circles of Magnetism IV
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In this activity related to magnetism and electricity, learners observe as two parallel, current-carrying wires exert forces on each other.

Exploring Ramps
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This guide features three related ramp explorations in which learners investigate the following science concepts: when placed on a ramp, some objects roll, others slide, and others stay put; the shape

Applesauce
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In this "Sid the Science Kid" activity from Episode 109: The Perfect Pancake, learners make applesauce to explore irreversible change.

Cup Draw (Low Tech)
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In this activity, learners construct drawing machines using a cup, some markers, and a battery pack. The markers act as "legs" for the machine, making a drawing that records as it moves.

Generations of Traits
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In this hands-on activity, learners track and record the passage of colored "pompom traits" through three generations of gingerbread people.

Pick the Risk: The Polygenic Pedigree Challenge
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In this activity, learners are challenged to track and record the passage of colored pom poms (representing genes) through generations of a family using a pedigree.

Glitter Slime
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In this activity on page 8 of the PDF, learners make a slimy substance very similar to mucus, and sprinkle it with glitter to imitate the way that allergens are trapped.

Mystery Box: Making Observations and Collecting Data
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This activity was designed for blind learners, but all types of learners can use it to learn to differentiate between qualitative and quantitative observations and to practice data collection.

Size, Scale and Models
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In this activity, learners take measurements and create charts to learn about the size of dinosaurs and their relative scale to humans.

Liquid Crystal Thermometers
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In this activity, learners explore liquid crystal thermometers to observe how heat flows by conduction, convection, radiation, and evaporation.

Sea Turtle First Aid Investigation
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This activity (located on page 4 of the PDF under GPS: Sea Turtles Activity) is a full inquiry investigation into testing a repair material.

Chromatography
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In this chemistry activity, learners will separate a mixture of FD&C dyes (colors certified and allowed by the US for the Food, Pharmaceutical, Cosmetics & Personal Care industry) to practice

Can Nutrients in Water Cause Harm?
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In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.

Bright Lights
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In this activity about electricity, learners imagine that they are out in the wilderness and it is getting dark. Their task is to use the materials supplied to build a simple flashlight.

Food for the Brain
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In this activity, learners dissect a piece of pizza to learn about nutrients important for health.