David Bauer

1963

• Everything is Matter! (Yellow Umbrella Books)
• Adding Arctic Animals (Yellow Umbrella Books for Early Readers)
• Adding Arctic Animals (Yellow Umbrella Books)
• Factors moderating unemployment abroad
• La gente cambia la tierra
• Let's Sort (Yellow Umbrella Books)
• Luz Y Sombra/ Light and Shadow
• Matter Is Everything (Yellow Umbrella Books for Early Readers)
• Mi Manzano/ My Apple Tree
• My apple tree
• My Apple Tree (Yellow Umbrella Science)
• People Change the Land (Yellow Umbrella Books)