8.42 x 5.66 x 2.04 inches 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, Projects Robot Building Kit for Kids Ages 8-12, Electronic Experiments Build Activities Engineering Toys, DIY Gifts Craft for Boys Girls 8-10 7+ 6 7 8 9 10 11 12 + Year Old Added to wishlistRemoved from wishlist 0 Add to compare $21.99