13.4 ounces Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare STEM Robotics Science Kits, Crafts for Boys 6-8 Girls 8-12, Robot Building Kit for Kids 8-10, Electronic Science Experiments Activities, Engineering Toys 7+ 6 7 8 9 10 11 12 + Year Old Gifts Added to wishlistRemoved from wishlist 0 Add to compare $18.99