From the Series Simple Machines Fun!
Wedges were some of the first tools humans ever created! Today, these simple machines are found all around, from doorstops to our own front teeth. Diagrams and simple text explain how wedges work, while experiments allow readers test the machines for themselves. Move through the history of wedges, from hand axes to handsaws, in this fascinating title for beginning readers.
|Interest Level||Kindergarten - Grade 3|
|Reading Level||Grade 1|
|Category||Beginning Readers, Leveled Readers|
|Subject||Blastoff! Readers Level 2, Science and Math|
|Blastoff! Readers Level||2|
|Number of Pages||24|
|Dimensions||6.5 x 9|
|Guided Reading Level||K|
|ATOS Reading Level||2.2|
|Accelerated Reader® Quiz||502212|
|Accelerated Reader® Points||0.5|
|Features||Glossary of key words, Index, Sources for further research, and Table of contents|