Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Wire puzzle Mind Matters Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $4.99 | / Beginner-Yellow - $4.99 Intermediate-Purple - $4.99 Expert-Teal - $4.99 Master-Green - $4.99 Genius-Red - $4.99 Beginner-Yellow Intermediate-Purple Expert-Teal Master-Green Genius-Red Level Chevron down icon 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon 6 levels availables 6 years and up 99-20265