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Float My Boat
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In this activity, learners use tinfoil to build and test their own boats - which designs will float, and which will sink?

Hunting for "Measured" Treasure
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In this math lesson, learners rotate through various centers while comparing and ordering objects according to length.

Having a Gas with Cola
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In this activity, learners measure the amount of carbon dioxide in a carbonated drink.

Serving Sizes
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In this nutrition and estimation activity (page 12 of PDF), learners estimate serving sizes of different foods and compare their estimates to serving size information provided on nutrition food labels
Giant Museum: Create a Scale Model
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In this activity, learners will predict the size of a giant scale model of a comb or other rectangular object, then make one. If you tripled the size of a dollar bill, could you sit on it?

Woodlands Map
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This is a culminating activity which allows learners to summarize what they know about Woodlands Native Americans by creating illustrations and map symbols for a large outline map (see related Activit

Discovering Rainforest Locations
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In this activity, learners will examine various world data maps to combine the information and predict which areas could be tropical rainforests.

Exercise in Creating Drawings for Field Notebooks
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Learners draw and describe a leaf, and then re-find leaves drawn and described by other learners. Learners can observe leaves outside, or leaves may be brought into the classroom.

Supermarket Science: The King Sooper Lab
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In this investigation, learners gather information on various food items during a field trip to a local grocery store.

Print Hints
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In this physical sciences activity, learners explore how forensic investigators collect prints from a crime scene. Learners make hand impressions in damp sand and analyze the patterns they observe.

Portable Potable Pressure
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In this activity, learners use plastic water bottles, wood, and water to build an inexpensive and portable tool to demonstrate one atmosphere of pressure at sea level.

Paperfolding Polyhedrons
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In this activity (on pages 55-66 of PDF), learners fold paper into origami shapes and then combine several identical shapes into a three-dimensional structure.

What's the Matter
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In this activity, learners identify different classes of matter based on physical properties.

Airplane Wing Investigation
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This activity (located on page 3 of the PDF under GPS: Balloon Fiesta Activity) is a full inquiry investigation into Bernoulli’s principle and airplane wings.

Active Graphs
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In this activity, learners track their movements with jumping and leaping graphs.

Pennies for Pits
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In this math lesson, learners use fruit to learn about proportions and percentages. Learners compare the weights of the edible and non-edible portions of fruit.

Metric Capers
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In this outdoor activity, learners measure familiar objects in nature to practice working with the metric system.

Stretching Wires
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In this activity, learners determine the elastic and plastic properties of different types of metal wires.

Atmosphere Composition Model
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In this activity, learners create a model using metric measuring tapes and atmosphere composition data.