4th grade

California Natives

In the Library: 970.004794

Online:

• CA Geographic Alliance: Atlas pages
• 
  

California Regions

In the Library: 917.94

Online:

• CA Geographic Alliance: Atlas pages

Place value

In the Library: 511

Mathematical operations

In the Library: 513.2

Earth Systems : Weathering & Erosion

In the Library: 551.35

Explorers & Missions

In the Library: 979.402

Pre-Gold Rush & Gold Rush

In the Library: 979.404

Online:

• Library of Congress collection: "California as I saw It: First-person narratives of California's early years, 1849 to 1900"
• 
  

Waves & Information

In the Library: sound 534 light 535

Energy

In the Library: 531.6

Structure, Function, Info Processing

In the Library: 570s, plants 571.2 and 575 and 580s, animals 571.1 and 573 and 590s, genetics 576