The Library of Small Ecosystems Library Set List: $86.79 / S&L: $65.10 Library Set Reading Level: 3-4 Interest Level: 3-5 Product type : Library Set ISBN : 978-0-8239-7272-2 Copyright : 2003 Language : English Category : Science, Earth Science Pages : 32 Trim : 9" x 9" Subject : Science, Earth Science Other titles available in The Library of Small Ecosystems The Ecosystem of a Garden The Library of Small Ecosystems Library Bound Book Library Bound Book List: $28.93 / S&L: $21.70 The Ecosystem of a Grassy Field The Library of Small Ecosystems Library Bound Book Library Bound Book List: $28.93 / S&L: $21.70 The Ecosystem of a Milkweed Patch The Library of Small Ecosystems Library Bound Book Library Bound Book List: $28.93 / S&L: $21.70