Conejos Library District

"Simple text, full color photographs, and illustrations introduce beginning readers to the basic principles of screws. Developed by literary experts for students in grades 2 through 5"--Provided by publisher.

Presents a look at wheels, explaining how these simple machines work and how they have been used throughout history.

"Uses popular cartoon character Wile E. Coyote to demonstrate science concepts involved with simple machines"--Provided by publisher."--

"Machines help make work easier, like when you need to lift something heavy or reach way up high. There are six simple machines: the lever, the wheel and axle, the pulley, the ramp, the wedge, and the screw. Can you adjust a seesaw to lift an elephant? What happens when you combine two or more simple machines? Read and find out!"Amazon website.

"Two enterprising mice, Ginger and Mac, are on a mission to bring home an especially aromatic vanilla cupcake with pink buttercream frosting. They have discovered that the amount of work you need to put into a job can almost always be decreased by using one of six simple machines: a lever, a wheel and axle, a pulley, an inclined plane, a wedge or a screw. Simple machines have only one or two parts that can usually be found around the house -- and...

"Describes how simple machines are used in construction and how they make work easier. Includes experiments"--Provided by publisher.

Text and activities introduce wedges and ramps and explain how wedges and ramps work.

"Describes screws, including the history, function, and everyday uses"--

Screws are discussed with information about what they are, how they work, and different screws at work.