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It's About Time

Reflected Light

For Teachers 7th - 12th Standards
The lesson allows young scientists to use lasers and mirrors to study reflected light. A reading passage and homework question assess learning, while additional material introduces extension activities. 
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Activity
It's About Time

Sounds in Strings

For Teachers 7th - 12th Standards
How many of your pupils play an instrument? A musical science lesson will help all of them understand how string instruments work. Young scientists construct a string-and-pulley system to test frequency and pitch. The lesson ends with a...
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Activity
It's About Time

Making Waves

For Teachers 7th - 12th Standards
Young scientists use Slinkys to better understand waves. After creating and measuring many aspects of waves, they complete a handout and homework questions. The resource also introduces the final project for the chapter, though it does...
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Activity
It's About Time

A Running Start and Frames of Reference

For Teachers 7th - 12th Standards
Ttake learning to the next level! Individuals research inertial mass, a physical property of matter, and apply what they learn through a series of activities designed to stimulate the senses. They demonstrate Galileo's Principle of...
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Activity
It's About Time

Effects of Plate Tectonics

For Teachers 7th - 12th Standards
Explore our world from within as you lead young scientists on a thrilling adventure. Pupils examine the location of plate boundaries to determine earthquake and volcano distribution around the globe and explore the cause of hot spots in...
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Activity
It's About Time

What Drives the Plates?

For Teachers 7th - 12th Standards
It's getting hot in here! Lead your emerging geoscientists on a thrilling journey as they calculate liquid densities to determine forces that stimulate thermal plates from within the earth's crust. They explore effects of temperature on...
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It's About Time

Plate Boundaries and Plate Interactions

For Teachers 7th - 12th Standards
How does the Earth continually repair itself? Explore the answer to this question, and others, with a unit on plate boundaries and interaction. Pupils classify the types of movement at plate boundaries and identify the distribution of...
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Activity
It's About Time

Building a Motor/Generator Toy

For Teachers 7th - 12th Standards
Combine science and playtime with the final lesson in an innovative unit. Scholars apply everything they have learned in previous lessons to build their own motors/generators and use it in a toy of their own design. 
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Activity
It's About Time

Detect and Induce Currents

For Teachers 7th - 12th Standards
Young scientists recreate an 1820 experiment and build off of it to investigate how to detect and induce electrical currents. As a final activity, scholars answer questions in multiple formats. 
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Activity
It's About Time

Refraction of Light

For Teachers 7th - 12th Standards
Don't shine like a diamond, refract light like a diamond. Young scientists use an acrylic block and a laser light to observe refraction. Advanced scholars figure the sine of the angles of reflection and incidence as well as mastering...
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Activity
It's About Time

Sounds from Vibrating Air

For Teachers 7th - 12th Standards
Take note, or notes, as the case may be. A scientific music lesson is the third in a set of eight covering waves and instruments. Scholars use straws, test tubes, and water to create various wind instruments. Then, they read and answer...
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Activity
It's About Time

Conservation of Momentum

For Teachers 7th - 12th Standards
Assist your class with understanding collisions as they apply the Law of Conservation of Momentum. Pupils measure the momentum before and after manipulation of two objects so that one strikes another in an inelastic collision. The lesson...
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Activity
It's About Time

Run and Jump

For Teachers 7th - 12th Standards
Has your class wondered how fast a human could run or how high they are capable of jumping? Help them understand these concepts as they explore acceleration and use an accelerometer to make semiquantitative measurements of acceleration...
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Activity
It's About Time

Push or Pull - Adding Vectors

For Teachers 7th - 12th Standards
Demonstrate Newton's Second Law of Motion with an engaging lesson. Individuals explore the difference between forces in relation to a push or a pull, and they identify various forces that cause an object to move. They explore the concept...
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Activity
It's About Time

The Changing Geography of Your Community

For Teachers 7th - 12th Standards
Lead your class in exploring their local communities as well as the general environment. As they determine continental distributions by investigating minerals, rocks, and fossils located in their local region, pupils construct a...
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Activity
It's About Time

Taking a Ride on a Lithospheric Plate

For Teachers 7th - 12th Standards
Assist your pupils and broaden their horizons with several activities that determine the exact positioning of various communities over the globe. Pupils use data from the Global Positioning System to determine the position and rate of...
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Activity
It's About Time

How Do Carbon Dioxide Concentrations in the Atmosphere Affect Global Climate?

For Teachers 7th - 12th Standards
Does carbon dioxide really affect temperatures across the world? This fifth installment in a six-part series investigates the relationship between carbon dioxide and global temperatures. Graphs created from genuine data help young...
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Activity
It's About Time

Paleoclimates

For Teachers 7th - 12th
How do scientists know what the Earth was like in the past? This second installment of a six-part series focuses on paleoclimates and provides an overview of how geologists determine information about past climates using fossil pollen,...
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It's About Time

Chemistry and Physical Changes

For Teachers 7th - 12th Standards
Engage the class like never before as pupils learn to differentiate between multiple physical and chemical changes by conducting a list of small experiments, most often with household materials. They make observations and discuss the...
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Activity
It's About Time

The History and Scale of the Solar System

For Teachers 7th - 12th Standards
Take scientists beyond our earthly reach and into the solar system. Pupils create a model of the solar system and discuss strengths and weaknesses of their model. They calculate distances in light years, discuss the nebular theory, and...
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Activity
It's About Time

Color Reactions that Involve the Transfer of Electrons

For Teachers 7th - 12th Standards
Demonstrate the aging of materials as you assist the class in creating rust. Individuals demonstrate oxidation-reduction reactions that result in the rusting of materials, differentiate between materials that will and will not rust, and...
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Activity
It's About Time

Chemical Names and Formulas

For Teachers 7th - 12th Standards
Abracadabra! Provide your class with the tools to perform a chemical "magic show" as they predict the charges of various ions, determine ionic compound formulas, and make observations to determine when a chemical reaction between two...
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Activity
It's About Time

What Determines and Limits an Atom's Mass?

For Teachers 7th - 12th Standards
Provide learners with the tools to further understand nuclear energy and isotopes. Young chemists investigate the components of an atom's nucleus, use symbols to represent various isotope forms, and use the percent abundance of an atom's...
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Activity
It's About Time

How Atoms Interact with Each Other

For Teachers 7th - 12th Standards
Connect the dots and assist young chemists as they demonstrate covalent and ionic bonding. Class members use their knowledge of valence electrons to predict compound formulas as they arrange electrons into various bonding structures to...