What can we find today? Collect trinkets, natural materials and sensory objects to place in the beautiful Treasure Blocks. Smooth hardwood frames with inset, transparent acrylic windows have a removable panel to place small objects to observe or display. Ideal for color exploration and light table activities. Holds marbles, beads, twigs, leaves, small toys and more. Two screws on the removable panel keep objects securely in place until ready to be replaced.Details:5.5" x 5.5" x 2" largest block size8 blocksTreasure Blocks- Clear features transparent windows that are perfect for observing or displaying small objectsHolds marbles, beads, twigs, leaves, small toys and moreUse for color exploration and light table activitiesRemovable panel has screws to keep objects secure until ready to be replacedFor ages 3 and up