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Canjo
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In this activity, learners explore sound by constructing their very own banjo out of a coffee can. Learners experiment with the canjo to change the instrument's pitch and timbre.
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What Do You Know About Microbes?
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This is a series of quick activities/demos and pre-assessment tools that evaluate learners' current understanding of microbes and introduce them to basic information about microbes.
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Energy Sources
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In this activity about the relationship between food and energy (page 5 of PDF), learners conduct an experiment to compare how much energy is released as heat from two different foods.
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Sky Diver
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Students design and build their own parachutes in this hands-on engineering project.
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Create Your Own Time Capsule
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In this archaeology-related activity, learners build their own time capsule and choose a storage location and a date to reopen it.
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Give Me a Brake
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In this activity, learners explore the concept of how brakes can stop or slow mechanical motion.
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Sand Grain Observations
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In this activity (on page 1 of the PDF under SciGirls Activity: Earthquakes), learners will use a magnifier to carefully examine samples of sand from different locations.
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How Our Environment Affects Color Vision
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In this lab (Activity #1 on page), learners explore how we see color.
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Bring It Home: Animal Tracks
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In this activity, learners create handmade animal track stamps. Learners research animal tracks, draw the shapes on moleskin, and then stick the shapes onto blocks of wood to make stamps.
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Instant Ice Cream with a Dry Ice Bath
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In this chemistry meets cooking activity, learners make carbonated, vanilla ice cream using dry ice and denatured ethanol, which are both inexpensive and accessible.
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Tricky Tangrams
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In this activity (on pages 49-54 of PDF), learners play with tangrams, a set of triangles, squares and a parallelogram that can combine into a larger square as well as all sorts of other shapes.
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Multitasking Mania
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In this activity, learners conduct scientific research on multitasking. Learners determine if multitasking with media while doing homework affects their ability to successfully complete the homework.
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To Topo Two
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In this activity, two groups of learners create two separate landform models out of clay (mountains and valleys).
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The Carbon Cycle and its Role in Climate Change: Activity 2
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In this activity (on page 7), learners explore the meaning of a "carbon sink." Using simple props, learners and/or an educator demonstrate how plants act as carbon sinks and how greenhouse gases cause
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Wolf Survival
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In this activity, some learners pretend to be wolves, while the other learners pretend to be the prey of the wolf. The goal of the simulation is to have the wolves work together to survive.
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Cactus Needle Phonograph
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Build a phonograph record player using a cactus needle, a record, LEGOs gear box, and a piece of paper! This activity uses a Pico Cricket to turn the motor.
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Lost Labels
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In this experiment, learners will conduct chemical and physical tests to identify mystery substances.
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Ice Cream Shake
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In this tasty activity, learners make their own ice cream any day of the year in an exploration of heat and cold. Highlights include freezing and melting and the transition from liquid to solid.
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Introduction to Ocean Zones
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In this activity, learners will create a diagram of the ocean zones and determine what organisms live in each zone.
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Design a Flavor: Experiment to Make Your Own Ice Cream Flavor!
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In this delicious activity, learners get to make, taste-test and compare their own "brands" of homemade strawberry ice cream.