Summer Fun (in Less Than 2 Hours)

Altitude, yes. Combustion, no. If your child is under 5 or has yet to develop fine motor skills, the deluxe edition is a necessity (the launch pad is better able to withstand a toddler's attempts to jam the rocket on the pole). Also, if your yard or park has hazards (trees, eaves, garage roofs, husbands/uncles who once had NASA dreams, cranky neighbors, psychotic neighbors, neighbors who play by "finders keepers" rules), extra foam rockets are also a necessity. ($23, amazon.com)