Results 1 to 6 of 6
- Mighty tanks / by Challen, Paul,1967-;
LSC- Subjects: Tanks (Military science);
- © c2011., Crabtree Pub.,
- Available copies: 1 / Total copies: 1
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- Spin it figure skating / by Challen, Paul,1967-;
LSC- Subjects: Figure skating;
- © c2010., Crabtree Pub.,
- Available copies: 1 / Total copies: 1
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- Get to know screws / by Challen, Paul,1967-;
Includes Internet addresses (p. 32) and index.Describes the simple machine known as a screw, how it works and how it is used.LSC- Subjects: Screws; Simple machines;
- © c2009., Crabtree Pub.,
- Available copies: 1 / Total copies: 1
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- Get to know wheels and axles / by Challen, Paul,1967-;
Includes Internet addresses (p. 32) and index.Describes the simple machine known as a wheel and axle, how it works and how it is used.LSC- Subjects: Wheels; Axles; Simple machines;
- © c2009., Crabtree Pub.,
- Available copies: 2 / Total copies: 2
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- Life in ancient Egypt / by Challen, Paul C.(Paul Clarence),1967-;
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- © c2005., Crabtree Publishing,
- Available copies: 1 / Total copies: 1
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- What just happened? Reading results and making inferences / by Challen, Paul C.(Paul Clarence),1967-;
Includes bibliographical references (p. 31) and index.The scientific method -- Getting organized -- What is a graph? -- A bar graph -- Let's experiment! favorite foods -- Other kinds of drawings -- Line graphs -- Let's experiment! color and heat -- Figuring it out -- Interpreting line graphs -- Interpret this! -- What's next? -- Keeping your journal -- Timeline -- Glossary and further information.- Subjects: Science; Science;
- © c2010., Crabtree Pub.,
- Available copies: 1 / Total copies: 1
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Results 1 to 6 of 6