It's hard to believe that Dora the Explorer is all grown up. What started as a bi-lingual animated play-along on Nickelodeon soon became an international cultural phenomenon.

To commemorate the show's 10th anniversary, Nickelodeon is set to air prime-time specials and.

A "Beyond the Backpack" campaign which, along with the Children's Defense Fund, promotes school readiness and early literacy for young preschoolers.

Salma Hayek Pinault is among the celebrities joining Dora for the "Beyond the Backpack" campaign, including appearing with the titular character.

In a series of PSA's airing on Nickelodeon. She's also just one of the celebrities designing Dora-inspired backpacks for auction this summer, with proceeds benefitting the Children's Defense Fund.

Among the other stars participating are Shakira, Slash, and John Leguizamo. The backpacks will be aunctioned off in various global territories, with proceeds benefitting childhood education in each respective country. Dora the Explorer's anniversary will also bring four prime-time specials to Nickelodeon, beginning with "Swiper the Explorer," which airs Sunday, March 21st at 8pm ET/PT. Marking its original mid-August premiere date, on August 15th, Nick will air the new prime-time special "Dora's Big Birthday Adventure."

A documentary based on the creation of "Dora the Explorer" and its continued success across various international territories. The documentary, from director Brett Morgan ("The Kid Stays in the Picture"), is also set to premiere in August. The anniversary celebration continues online as DoratheExplorer.com becomes a destination full of Dora-themed activities for families, including new games with idea for both on- and offline exploring.