Fully FREE App Friday for July 25, 2014 (best free Android apps for kids)

Come color with Peter the Payload as your tour guide on an interactive NASA adventure from Payload Processing through Liftoff! Unleash your inner artist as you explore the Launch Services Program (LSP) Activity Book. This Android app is a digital activity book that the whole family will be sure to enjoy.

Treemaker is a casual puzzle game offering the finest 3d graphics quality and performance for the latest Android devices. Travel your way through three different worlds, harness the power of physics and help the creatures get their trees back! Tap on the screen to cast a rope, second tap makes you fling yourself to the direction of rope! Swipe the screen to swing and gain speed. Pinch to zoom and view the 3d environment.

Your preschooler can practice their bedtime routine with Sprout's lovable character, Star. Brush Star's teeth, wash Star's face, read a Sprouterrific story to Star and get him ready for bed. Then your Sproutlet can gently rock Star to sleep. You can also sing along to your favorite Good Night Show songs like Brusha Brusha and Twinkle Twinkle.

Play this one of a kind addicting puzzle game! Figure out the best way to get Pyxxis to the end of the level safely. Place the special power nodes wisely and collect yummy candy on the way. For the game lovers there is a special surprise inside the game (ok, we'll give you a hint – it's there all the time but shines only at night)

Astroblast! — a new Sprout original series follows the funny adventures of a friendly and irresistible cast of animals in outer space. They show through their friendship how to embrace differences, model positive relationships, and foster healthy habits to be the best good-will ambassadors in the galaxy. Are you ready to ride with the Astroblast! crew? Let’s get flying!

What’s wrong with Jack? That’s what everyone wants to know. One moment he’s there, the next he’s… where exactly? Few seem to know and they’re not telling. Jack’s Abstraction is a hypercomic mystery that invites the reader to slide through the moments of absence in Jack’s life in order to build their own answers to that central, nagging question. Just what is it that’s wrong with Jack?

Say hello to Linkem and farewell to your brain! Linkem's addictive, challenging, and infinitely huge. Shoot, switch and connect those orange rings to make lines of four or more. Multiple connections mean points. Clearing the board means even more. But avoid broken connections—and beware the white beads! Overload them and they snap. You'll need logic and skill you never knew you had.

Lingua.ly is a great way to improve your vocabulary anytime, anywhere. It’s easy to use and completely free! You can learn: English, Russian, French, Spanish, Hebrew and Arabic. We have dictionary support for: English, Spanish, French, Hebrew, Arabic, Chinese (Simplified), Chinese (Traditional), Czech, Dutch, German, Greek, Italian, Japanese, Korean, Polish, Portuguese, Russian and Turkish. Please note that at least one of your languages (learning or dictionary) ​​needs to be set to English.

Wonderopolis offers multidisciplinary daily content through a Wonder of the Day®, containing a curious question, written text, vocabulary words, graphic images and video to fuel learning, and inspire curiosity and exploration in and out of the classroom. Wonderopolis also offers learners of all ages the opportunity to publish content and participate in ongoing conversation around wonder. Now you can explore Wonderopolis on the go, at home, or in the classroom from your mobile device.

For the first time ever, race with your Hot Wheels™ Car Collection anywhere! Scan and unlock Hot Wheels cars for fast fun on the go! Have you got what it takes? Choose from four epic racing environments each with its own unique driving style. Pick a ride, start your engines and experience Hot Wheels like never before on mobile!