The Fisher-Price Think & Learn Smart Scan Word Dash - Replacement Discs (DKT59) are designed for use with the Smart Scan Word Dash learning toy. These discs provide additional word and letter recognition activities to expand the interactive learning experience. Compatible with the original device, the discs feature printed words and prompts that engage children in scanning and matching exercises. The set includes multiple discs, each with distinct word challenges to reinforce early reading skills. The replacement discs allow for continued play and learning without requiring a full repurchase of the base unit. Suitable for children ages 3 and up, the discs support phonics, vocabulary building, and problem-solving development.