6 - 17 years 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 ButterflyEdufields 70+ STEM Projects for Kids Ages 8-12 | DIY Science Experiments & STEM Educational Engineering Toys | Birthday Gift for 8 9 10 11 12 Year Old Boys – Best STEM Tinkering Toys Added to wishlistRemoved from wishlist 0 Add to compare $129.99