If you're a student studying computer science or a software developer preparing for technical interviews this practical book will help you learn & review some of the most important ideas in software engineering-data structures & algorithms-in a way that's clearer more concise & more engaging than other materials By emphasizing practical knowledge & skills over theory author Allen Downey shows you how to use data structures to implement efficient algorithms & then analyze & measure their performance You'll explore the important classes in the Java collections framework (JCF) how they're implemented & how they're expected to perform Each chapter presents hands-on exercises supported by test code online Use data structures such as lists & maps & understand how they work Build an application that reads Wikipedia pages parses the contents & navigates the resulting data tree Analyze code to predict how fast it will run & how much memory it will require Write classes that implement the Map interface using a hash table & binary search tree Build a simple web search engine with a crawler an indexer that stores web page contents & a retriever that returns user query results Other books by Allen Downey include Think Java Think Python Think Stats & Think Bayes ...

In the 1980s & 1990s John Fisher revolutionised dog training first in England then in the US With his self-deprecating manner & ' Oh! So British' sense of humour he taught us to ' Think Dog' In this seminal pet psychology book he examines the mind of the dog with examples taken from his practical experience explaining to owners how the world appears from a dog's point of view The first section of the book traces the ancestry & inherent behaviour of dogs from their origins as pack animals related to the wolf or the jackal The second part examines what most people describe as problem behaviour which is just normal canine behaviour exhibited in the wrong place The book concludes with an A-Z of common problems their causes & cures ...

Think DSP Digital Signal Processing in Python is an introduction to signal processing & system analysis using a computational approach The premise of this book (like the others in the Think X series) is that if you know how to program you can use that skill to learn other things By the end of the first chapter you'll be able to decompose a sound into its harmonics modify the harmonics & generate new sounds Subsequent chapters follow a logical progression that develops the important ideas incrementally with a focus on applications ...

Flip the Cubes Solve the Puzzle Flip & rearrange all 9 Color Cubes on the 3 x 3 tray until each color appears once in every row & column It will take more than a coupe flips of a cube to master this brilliant Sudoku puzzle Once you&ve conquered the traditional Sudoku pattern give your brain a real workout with our fun Bonus Challenges! Brilliant re-imagining of the classic Sudoku puzzle using colors instead of numbers Flip & arrange your nine color cubes until no colors repeat in any row or column With over 2 trillion different ways to position the cubes it&s very challenging to find even one of the half a million solutions Bonus challenges included For ages 8 to Adult Single player ...

Help! You&re on a mission to a distant moon but you&ve become stranded outside your mothership Use your logic skills & the aid of five loyal helper-bots to find a way back to the ship&s emergency entry port
- or you&ll be stranded in space forever! Originally released in 2000 under the title Lunar Lockout this new version is part of Think Fun&s All Star Logic Games collection Created by the inventors of Rush Hour Lunar Landing is one of the greatest logic puzzles of all time Object of the Game Help the shuttle re-enter the mothership via the emergency entry port at the center of the landing grid How to Play Select a challenge card & place the explorers on the landing grid as indicated Following the rules move any of the six explorers up down left or right (but not diagonally) until another explorer blocks its path Continue a combination of moves until the red shuttle reaches the center of the landing grid When the shuttle arrives at the mothership&s emergency entry port
- YOU WIN! ---- Features & Pieces One landing grid game board with pull out storage drawer for all the pieces Game board measure 4 34; inches square

Includes:: six explorers (one shuttle plus five helper bots) 40 challenge cards & solutions from beginner to expert Instructions Created by Nob Yoshigahara the inventor of Think Fun&s Rush Hour ------ Great for travel Ages 8 & up This game teaches encourages & supports Physical Development Cognitive Learning Sensory Awareness Specific Benefits Develops handeye coordination Promotes logical thinking skills Warning------- Choking hazard Small pieces are not suitable for children under three years of age Cognitive Learning Sensory Awareness Develops handeye coordination Promotes logical thinking skills Great for travel Ages 8 & up New version 2017 Children Adults



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Going up & down on a Seesaw is a lot of fun & with the Balance Beans logic game you’ll certainly be entertained trying to keep your Beans balanced! Carefully placing the colourful Beans on the seesaw to keep it from teetering is great fun but this game also enhances your logic skills & when you finally balance the seesaw you are actually balancing an equation too! This single player Bean-filled logic game comes with 40 Challenge Cards ranging from Easy to Super Hard to ensure that it is a test for even the most logically minded person! Each Challenge Card also carries the solution on the reverse but without looking at the card you will know you have won the challenge when the seesaw is balanced! Balance Beans a game suitable for ages 5 & over is a great fun puzzle but underlying the play is a fundamental principle of physics The further out a weight is from the centre of the balance the more downward force it exerts onto the seesaw This allows parents to work together with their children to solve Balance Beans challenges using Maths algebra to be precise! Of course it isn’t necessary to use algebra to solve these challenges but playing Balance Beans is so much fun that youngsters will welcome a little maths mixed in with their playtime! Successfully balancing the seesaw is a fun way to sharpen problem-solving abilities through play but as the challenges get harder youngsters are less likely to rely on trial & error & more on maths & logic reasoning ...

The classic 4 in a row game without the restrictions of the board Take 4 in a row to the next dimension Ages 7 ...

Think Good Feel Good is an exciting & pioneering new practical resource in print & on the internet for undertaking CBT with children & young people The materials have been developed by the author & trialled extensively in clinical work with children & young people presenting with a range of psychological problems Paul Stallard introduces his resource by covering the basic theory & rationale behind CBT & how the workbook should be used An attractive & lively workbook follows which covers the core elements used in CBT programmes but conveys these ideas to children & young people in an understandable way & uses real life examples familiar to them The concepts introduced to the children can be applied to their own unique set of problems through the series of practical exercises & worksheets 10 modules can be used as a complete programme or adapted for individual use Little else available for this age range Can be used as homework or self-help material Available in print & as a downloadable resource on the internet ...

This scheme takes an investigative approach to history developing pupils' thinking skills as they explore the subject Each Core Edition has an enquiry-based approach designed to motivate pupils of all abilities at the same time covering every QCA Scheme of Work topic with an easy-to-follow structure There are tasks designed to ensure progression plus integrated extended writing to develop literacy skills ...

Currently used at many colleges universities & high schools this hands-on introduction to computer science is ideal for people with little or no programming experience The goal of this concise book is not just to teach you Java but to help you think like a computer scientist You'll learn how to program-a useful skill by itself-but you'll also discover how to use programming as a means to an end Authors Allen Downey & Chris Mayfield start with the most basic concepts & gradually move into topics that are more complex such as recursion & object-oriented programming Each brief chapter covers the material for one week of a college course &

Includes:: exercises to help you practice what you've learned Learn one concept at a time tackle complex topics in a series of small steps with examples Understand how to formulate problems think creatively about solutions & write programs clearly & accurately Determine which development techniques work best for you & practice the important skill of debugging Learn relationships among input & output decisions & loops classes & methods strings & arrays Work on exercises involving word games graphics puzzles & playing cards

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