Credits and Acknowledgements: Photography:

Images – Math

• Addition - chalk, Copyright © 1998-2001 EyeWire, Inc. All rights reserved.
  (Kindergarten/Unit 8)

• Addition - two digit numbers, © Corbis Stock Market
  (Grade 2/Unit 5)
• Boy measuring, © Annie Griffiths Belt/CORBIS
  (Grade 2/Unit 8)
• Boy with six apples, © Corbis Stock Market
  (Grade 1/Unit 3)
• Children working on numbers, © Reflections Photolibrary/Corbis
  (Kindergarten/Unit 4)
• Color blocks, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Kindergarten/Unit 6)
• Colored pencils, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Grade 1/Unit 11)
• Colored pencils, © 2001 Corbis Corporation. All rights reserved.
  (Grade 2/Unit 9)
• Crayons, © 2001 Corbis Corporation. All rights reserved.
  (Kindergarten/Unit 9)
• Daisies, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Grade 1/Unit 1)
• Egg carton, © 2001 Corbis Corporation. All rights reserved.
  (Kindergarten/Unit 5)
• Eggs in bowl, © 2001 Corbis Corporation. All rights reserved.
  (Grade 1/Unit 5)
• Estimate - jelly beans, © Corbis Stock Market
  (Grade 1/Unit 9)
• Fish, © Oxford Scientific Films
  (Grade 2/Unit 11)
• Fractions - apple in thirds, Copyright © 1998-2001 EyeWire, Inc. All rights reserved.
  (Grade 2/Unit 7)
• Fractions - pears, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Kindergarten/Unit 6)
• Fractions - sliced fruit, Copyright © 1998-2001 EyeWire, Inc. All rights reserved.
  (Grade 1/Unit 8)
• Fruit assortment, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Kindergarten/Unit 2)
• Geometry - butterfly, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Grade 1/Unit 8)
• Geometry - star fruit, Copyright © 1998-2001 EyeWire, Inc. All rights reserved.
  (Grade 2/Unit 7)
• Girl being measured, Copyright, © 1998-2001 EyeWire, Inc. All rights reserved.
  (Kindergarten/Unit 6)
• Girl doing math problems, © Corbis Stock Market
  (Grade 2/Unit 1)
• Girls selling lemonade, © 2001 Corbis Corporation. All rights reserved.
  (Kindergarten/Unit 7)
• Girl with building blocks, Copyright © 1998-2001 EyeWire, Inc. All rights reserved.
  (Kindergarten/Unit 1)
• Girl with checkers, © Laura Dwight/Corbis
  (Kindergarten/Unit 3)
• Girl with shape blocks, © Laura Dwight/Corbis
  (Grade 1/Unit 4)
• Measuring tape, Copyright © 1998-2001 EyeWire, Inc. All rights reserved.
  (Grade 1/Unit 10)
• Money - girl counting coins, © Laura Dwight/Corbis
  (Grade 1/Unit 7)
• Money - girls trading money, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Grade 2/Unit 4)
• Moving on - ants, © Oxford Scientific Films
  (Grade 2/Unit 12)
• Moving on - boy in car, © Jerry Cooke/Corbis
  (Kindergarten/Unit 10)
• Moving On in Math
  (Grade 1/Unit 12)
• Multiplication, © Corbis Stock Market
  (Grade 2/Unit 10)
• Probability - kid throwing dice, © Corbis Stock Market
  (Grade 1/Unit 8)
• Pumpkins, © Joseph Sohm; Chromo Sohm Inc./Corbis
  (Grade 2/Unit 2)
• Runners, Copyright © 1998-2001 EyeWire, Inc. All rights reserved.
  (Grade 1/Unit 2)
• Subtraction - two digit numbers, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Grade 2/Unit 6)
• Time - alarm clock, Copyright © 1998-2001 EyeWire, Inc. All rights reserved.
  (Grade 2/Unit 4)
• Time - clock with red background, © 2001 Corbis Corporation. All rights reserved.
  (Grade 1/Unit 7)
• Time - sundial clock, Digital Imagery, © copyright 2001 PhotoDisc, Inc.
  (Kindergarten/Unit 7)
• Tomatoes, © 2001 Corbis Corporation. All rights reserved.
  (Grade 2/Unit 3)
• Yellow marker caps, © Corbis Stock Market
  (Grade 1/Unit 6)