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Gross Growth
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In this activity, learners grow germs collected from their hands and other objects. They cultivate the germs on a growth medium (such as slices of grapefruit or processed cheese) for a week.
"Build a Bacterium" Scavenger Hunt
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Working in small groups, learners receive a written scenario regarding a bacterium with a certain goal it must carry out.
Bendy Bones
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In this activity (on pages 19-24 of PDF), learners soak chicken bones or eggshells in vinegar for several days.
In the Middle
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In this math activity, learners use problem solving skills to find a middle seat for Mary at the movies. Learners practice dividing numbers and identifying the middle of a quantity.
Melts in Your Bag, Not in Your Hand
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In this activity, learners use chocolate to explore how the Sun transfers heat to the Earth through radiation.
Apartment Buildings and More
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In this engineering activity, young learners investigate multi-level buildings.
Heavy Air
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In this activity and/or demonstration, learners illustrate visually and physically that air has weight. Learners balance two equally-inflated balloons hanging from string on a yard stick.
Trees: Recorders of Climate Change
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In this activity, learners are introduced to tree rings by examining a cross section of a tree, also known as a “tree cookie.” They discover how tree age can be determined by studying the rings and ho
The Great Fossil Find
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On an imaginary fossil hunt, learners "find" (remove from envelope) paper "fossils" of some unknown creature, only a few at a time.
Solving Linear Equations: The Yo-Yo Problem
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In this math lesson, learners explore linear patterns, write a pattern in symbolic form, and solve linear equations using algebra tiles, symbolic manipulation, and a graphing calculator.
Average Names
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In this activity, learners compare the number of letters in the names of the people in their families or group of friends.
Partners in Pollination
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In this activity, learners identify the reproductive parts of plants and the animal (bee) structures involved in pollination.
Signs of Change: Studying Tree Rings
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In this very hands-on lesson, learners will investigate dendrochronology (the study of tree rings to answer ecological questions about the recent past) and come up with conclusions as to what possible
The Four-Square Quilt
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In this activity, learners arrange triangles together to make patterns to create paper quilts. Learners experiment with arranging the triangles in different ways to make various designs.
Fun with Bernoulli
Learners conduct four simple experiments to demonstrate the effects of air pressure.
The Muddy City: Minimal Spanning Trees
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In this puzzle, learners investigate the decisions involved in linking a network between houses in a muddy city.
Mirror-Tracing
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This mirror-tracing activity related to proprioception is a visual and motor test that involves learning a new motor skill.
The Thousand-Yard Model
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This is a classic exercise for visualizing the scale of the Solar System.
How Big Were the Dinosaurs?
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In this activity (located on page 4 of PDF), learners gain insight into the actual size of dinosaurs and practice making estimations and measurements.
Dinosaur Names: Common and Science Names
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In this activity, learners explore how dinosaurs are named and what their names mean. Learners listen to "The Littlest Dinosaurs" by Bernard Most.