JASTROW'S Table Illusion 3D Printed Optical Illusion Puzzle – Science Desk Toy – Psychology Illusion Demo – STEM Gift

A 3D-printed Jastrow table optical illusion — removable pieces reveal two identical shapes that look different. A playful STEM desk toy and conversation starter.

This is a precision 3D-printed Jastrow Table optical illusion: two identical curved pieces that your brain insists are different sizes until you lift them off the base and place them side-by-side. The listing emphasizes a durable, lightweight model with removable pieces — ideal as a desk toy, classroom demo, STEM gift, or collectible for optical-illusion fans. The seller is an Etsy shop (3DPrintTwistIQ); price shown in the listing is CAD 36.00 and the item ships from Canada. Review data in the feed shows a high seller rating (4.75) and 225 reviews. Good for curious giftees, teachers, and anyone who likes mind-bending conversation starters.