Product DescriptionRavensburger has been making the world's finest jigsaw puzzles for over 130 years in Germany. Ravensburger puzzles for adults are made to fit precisely - no matter how large or small the puzzle pieces. All of our jigsaw puzzles are precision-made so that every piece fits perfectly, without frustration. Best of all, every single piece in this puzzle is unique, no duplicates, for the perfect interlocking fit. We use extra thick, custom-developed European blue board and hand-crafted puzzle die cutting tools to prevent fraying or peeling puzzle pieces and dust. All our puzzles have cleanly separated pieces and our fine linen-structured, museum quality paper provides a glare-free puzzle image. We back this up with a lifetime, no questions asked guarantee. Simply the world's best puzzles for adults. This puzzle, Cozy Retreat, is one of our most popular gifts on holidays and birthdays for puzzle lovers. Start connecting.From the ManufacturerMake an alarm to protect your things. Construct a loudspeaker for your music. Assemble a reading lamp and a flashlight. Create and send Morse code messages from your own unit. Become an electrical engineer and build eight awesome gadgets that really work. Contents: 13 Resistors, 1 IC TBA 820, 4 BC 547 Transistors, 1 White LED, 4 Green LEDs, 3 Ceramic Capacitors, 6 Electrolytic Capacitors, 1 Loudspeaker, 1 Battery Terminal, 5 m Black Wire & 5 m Red Wire, 1 Audio Jack, 1 Plastic Tool, 30 Brass Fasteners, 25 Springs, 1 Flashlight & Reflector Panel, 1 Reading Lamp Panel & Shade, 1 Contact Alarm Panel, 1 Loudspeaker Panel, 1 Morse Code & Switch Panel, 9 Printed Circuit Boards, Detailed Instruction Manual

Features

• 8 Amazing Science Activities
• Science X - Where Science, Fun & Learning Collide
• It's fun to be a scientist Understand everyday phenomena through hands-on, easy projects
• Guaranteed success Easy to use materials and richly illustrated manuals encourage kids to become active scientific explorers
• Exciting activities designed by experts, tested by kids

Product details

• Brand: Ravensburger