Mattel has dropped the price on a Hot Wheels Rocket Car Science Kit from $24.99 to just $6.50. Plus, when you use the coupon code SPRING1 you save an additional 10%!! You do have to pay shipping of $5.99, but even with shipping, you are getting this item for more than 50% off of the original price!
You can use the code SPRING1 on anything on line right now at Mattel. Or, if you spend $25 or more, use the code WHEELFAN25 and you can score free shipping!