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X-ray Dinosaurs
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In this activity, learners explore dinosaur fossils and skeletons. First, learners listen to "Tyrannosaurus Rex" by Daniel Cohen to learn about T. rex dinosaurs specifically.

Solving Dissolving
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The Sacred Cenote at Chichén Itzá is a sink hole, or well, containing groundwater. In this activity, learners create their own cenote using chalk, limestone, acids, and rain water.

Build a Bridge
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In this activity, learners use design thinking to design and build their own bridge out of household materials including adhesives and/or connectors.

Electric Cup Guitar
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Make a one-string "guitar" by stringing a cup with some fishing line. You amplify the plucking of the string by placing a piezo contact microphone and mini battery powered amplifier inside the cup.

Fossil Dig Site
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In this activity (located on page 5 of PDF), learners work in groups to create dig sites for display.

Match Rock
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In this activity, learners try to figure out who has their matching rock type by reading a description of their rock (no talking!).

Be a Plumber
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In this activity (located on page 6 of the PDF), learners explore the ways people access water in their homes.

Blast Off!
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Students design and create their own air-powered rockets, in this hands-on activity.

Make a Dinosaur Model
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In this activity, learners explore dinosaur skeletons, anatomy, and locomotion. Learners compare and contrast dinosaur skeletons and drawings.

The Poor Cartographer: Graph Coloring
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In this activity, learners help a poor cartographer color in the countries on a map, making sure each country is colored a different color than any of its neighbors.

Geometry Construction: Polyhedral Playthings
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In this activity, learners create 3D geometric shapes using straws and pipe cleaners.

Make a Dinosaur
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In this activity, learners explore the size and scale of dinosaurs. Learners listen to "Dinosaurs, Dinosaurs" by Byron Barton to understand some background information about dinosaurs.

Bobbing Eyeballs
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In this activity, learners use simple materials and basic tools to construct a special toy to explore pendulums. As the head of the toy bobs one way, the eyeballs bob the other way.

Pickle-oh!: Musical Pickle Instrument
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What's a Pickle-Oh? Two pieces of pickle on a stick are connected to a Pico Cricket (micro controller). When you slide the pickles apart the note changes.

Blow It Away
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In this activity, learners design wind-powered cars out of simple household materials. Students have fun designing and then racing their vehicles around the room.

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.

Chain Reaction II
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In this hands-on activity, learners use an assortment of (mainly household) items to complete Rube Goldberg-type challenges.

The Desert Blooms!
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This activity attempts to clear up the common misconception that deserts are always hot, totally dry, and uninhabitable.

Animal House
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The goal of this activity is to design, build and test a house or toy for an animal.

Exploring a Complex Space-Filling Shape
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In this activity, learners build a paper stellated rhombic dodecahedron, a three-dimensional 12-pointed star.