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Trend Enterprises: Three-Corner Addition OIF8 and Subtraction Flash Cards Interactive Self-Checking Cards Exciting Way for Everyone to Learn 48 Two-Sided Cards Included Ages 6 and Up
Product DescriptionThese cards allow students to learn the relationship between operations. Each three corner flash card teaches a family of facts. Each set has two operations and 46 two sided cards. Standard focus: addition and subtraction...
$25.63 Delivery: $6.99