Science, Nature & How It Works
epub |eng | | Author:Ammi-Joan Paquette
Hereâs a little hideout! A fairy has made a soft bed in here, with pine needles tucked under a wide green leaf. This dandelion fluff will be just right for ...
( Category:
Nature
October 6,2022 )
epub |eng | 2019-06-11 | Author:Kaitlyn Duling
ACTIVITY : Make a Solar Oven You can harness the sunâs energy to heat and cook food. All you need is a pizza box, aluminum foil, black paper, and plastic ...
( Category:
Science, Nature & How It Works
October 6,2022 )
epub |eng | 2012-10-15 | Author:Melissa Stewart [Stewart, Melissa]
CRICKET Image Credit: iStockphoto.com: © Jeremiah Tolbert PRAYING MANTIS Image Credit: © Peter Schwarz GREEN LACEWING Image Credit: Shutterstock.com TIGER BEETLE Image Credit: Shutterstock.com LEARN MORE Books Hall, Peg. Whose ...
( Category:
Zoology
October 6,2022 )
epub |eng | 2019-11-20 | Author:Carl Bowen [Bowen, Carl]
CHAPTER FIVE Stoyko didnât stay with them long. He took them to a modest cabin in the center of the small village and dropped them off with a hard-eyed woman ...
( Category:
Environment
October 5,2022 )
epub |eng | 2019-02-07 | Author:Greg Roza
Engineering Aqueducts Aqueducts and water systems would not work as well as they do without the hard work of engineers. One of the earliest machines used in water systems is ...
( Category:
Science, Nature & How It Works
October 5,2022 )
epub |eng | 2019-06-27 | Author:Brigid Gallagher [Gallagher, Brigid]
Willamette Meteorite Scientists believe that the Willamette Meteorite landed at least 13,000 years ago. Researchers believe it struck Earth somewhere in Montana or Canada and eventually was moved to Oregon ...
( Category:
Science, Nature & How It Works
October 4,2022 )
epub |eng | 2019-06-26 | Author:Rani Iyer [Iyer, Rani]
WATER EROSION Have you heard of the Grand Canyon? It is so big and deep it can be seen from space! It took millions of years to form. But how ...
( Category:
Experiments & Projects
October 4,2022 )
epub |eng | | Author:Bethany Bryan
Washing clothes for an entire family once involved filling a washtub with soapy water and washing one piece of clothing at a time. Many people used a washboard to scrub ...
( Category:
Science, Nature & How It Works
October 4,2022 )
epub |eng | 2020-07-03 | Author:Anna Maria Johnson
THINK ON YOUR OWN How do new materials let us make smaller computers? Computers: From Big to Small The first computers used punch cards. Punch cards held instructions (code) for ...
( Category:
Science, Nature & How It Works
October 4,2022 )
epub |eng | 2019-02-07 | Author:Charles Hofer
Overhead boom irrigation uses a long pipe on wheels that waters plants as it moves across a field. Center pivot irrigation also uses a long pipe, but one end stays ...
( Category:
Water
October 4,2022 )
epub |eng | 2019-08-27 | Author:Donna M. Bozzone, Ph.D.
Although the entire brain works as a whole, subsections of the brain have specific functions, too. ⢠Cerebellum: responsible for organizing what we see, hear, and feel. It coordinates movement ...
( Category:
Anatomy & Physiology
October 4,2022 )
epub |eng | 2019-02-08 | Author:Therese M. Shea
Reservoirs from Start to Finish The massive dimensions of some reservoirsâand disasters like the one that occurred at Johnstownâdemand that such bodies of water be carefully planned. Engineers, scientists, and ...
( Category:
Science, Nature & How It Works
October 4,2022 )
epub |eng | | Author:Ronald Machut [Machut, Ronald]
THE THIRD-CLASS LEVER In third-class levers, the load sits at one end of the plank with the fulcrum at the opposite end. Force is applied somewhere between the load and ...
( Category:
Heavy Machinery
October 4,2022 )
epub |eng | 2020-07-03 | Author:Derek Miller
THINK ON YOUR OWN Why is it a problem when high-speed trains share railway tracks with slower trains? Japan is home to the worldâs first high-speed, or bullet, train system. ...
( Category:
Science, Nature & How It Works
October 4,2022 )
epub |eng | | Author:Jordan Johnson
Electricity was a major improvement for society. Before its widespread use, the only way for people to get light at night was to burn something, such as lamp oil or ...
( Category:
Science, Nature & How It Works
October 4,2022 )
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