Agnes Spiecker 
Puzzle block 6 years and up [PDF ebook] 

Say goodbye to boredom! This block contains a colourful mix of many different puzzles and fun exercises: mazes, picture puzzles, find the mistakes, sudokus, exercises for drawing and puzzling. The puzzles arouse curiosity and playfully develop abilities of perception, concentration and logical thinking. This puzzle block is the perfect companion for long waiting periods, train rides, rainy afternoons or any other time during the day. Ideally suited for first-graders.