3. The 39 Clues

Grace Cahill planned a surprise minutes before she died, a challenge if you chose to accept, which could lead you to unlimited power. Amy (14) and Dan (11) Cahill were just kids who were trying to get over the loss of their grandmother until they chose to just burn up 2 million dollars for a clue, the first of the 39 clues. Competing in a challenge with 6 other strong and rich teams, the kids thoughtthat they would not be able to even make it to the second clue, but did they? To answer this question and be part of the excitement , I suggest you read this amazing series written by 13 authors across 4 sections: 1. The Clue Hunt 2. Cahills vs. Vespers 
3. Unstoppable and 4. Doublecross. Also join the hunt at www.39clues.com 

4. The Mystery Series

Fredrick Trotteville (Fatty), Laurence Daykin (Larry), Philip Hilton (Pip), Margaret Daykin (Daisy) and Elizabeth Hilton (Bets) along with the dog Buster form the “Five Find-outers and dog “. They have solved so many mysteries in the town, much to the annoyance of Mr. Goon, the village policeman. Starting with the person who burnt his own cottage and ending with people who sell off originals for fakes, the series ends with Fatty saying that 'they will get many more mysteries to solve'. For all mystery enthusiasts, these books will keep you guessing till the last page.

5. The Adventure Series

This is a collection of 5 must reads, 4 more posts are on the way. Hope y'all enjoy. Philip, Dinah, Lucy-Ann and Jack go through so much together that you can't picture what would have happened if the four hadn't met. Starting with the isle of gloom, the castle , the valley (where they landed by mistake) the mountain,  the sea, the ship with Andrea's treasure, the circus and the river. 8 Amazing mysteries. A must read for every child