This exciting new book helps budding mathematicians discover how to use subtraction. Come along with a museum curator as he prepares a butterfly exhibit. Concepts of taking away, comparing,… More →

Friends share their strategies for figuring out how many objects remain as some are taken away. More →

Sue is new to school. Does she know what to do? This funny illustrated story with decodable text features high-frequency words, words to help with short vowel/long vowel discrimination, and… More →

Millions of Jewish people all over the world celebrate this autumn festival five days after Yom Kippur. The holiday usually occurs in September or October. Jewish people take time to remember More →

Complete Collection of PreK-2nd grade Bronze Level Haitian-Creole backpacks. Prevent the "summer slide" and keep minds active with Crabtree's Summer Backpacks. Each Bronze Level… More →

Complete Collection of PreK-8th grade Bronze Level backpacks. Prevent the "summer slide" and keep minds active with Crabtree's Summer Backpacks. Each Silver Level backpack includes 5 items:… More →

Complete Collection of PreK-8th grade Bronze Spanish Level backpacks. Prevent the "summer slide" and keep minds active with Crabtree's Summer Backpacks. Each Silver Level backpack includes 5… More →

Complete Collection of PreK-8th grade Gold Level backpacks. Prevent the "summer slide" and keep minds active with Crabtree's Summer Backpacks. Each Gold Level backpack includes 7 items:… More →

Prevent the "summer slide" and keep minds active with Crabtree's Summer Backpacks. Each Gold Level backpack includes 7 items: Bilingual Welcome Letter, Two Spanish fiction books, Two Spanish… More →

Complete Collection of PreK-8th grade Platinum Level backpacks. Prevent the "summer slide" and keep minds active with Crabtree's Summer Backpacks. Each Platinum Level backpack includes 9… More →