Clever Math Ticklers. Meeting math standards and developing problem-solving skills has never been such fun! Scratch Your Brain's activities develop students' math and problem-solving skills. These fun activities boost competence, confidence, and test scores while helping students make the transition to higher level mathematics. Methods Each book contains a variety of engaging, often humorous activities - solving puzzles, identifying patterns and sequences, writing multi-step solutions to word problems, and more. Scratch Your Brain also encourages brainstorming and teaches students there is usually more than one way to solve a problem. Activities are sequenced by difficulty throughout each book and each chapter to allow students to gradually build their skills. Teaching Support: Includes detailed solutions and a skills matrix to help parents match the activities to students' needs. 136 activities. License: reproducible.