Presents five activities focusing on mental computation and estimation for the K-3, 3-5, 4-6, and 6-8 grade levels that require the student, acting as a judge, to review solutions to problems and to pronounce and justify a verdict. Provides suggested materials, questions, possible extensions, answers, and worksheets for each activity. (MDH)

Provides measurement, estimation, and data analysis activities for grades three to four and five to six using boxes of cereal and containers of frozen yogurt. (MKR)

This booklet provides worksheets for children in preschool through grade one. The focus is on developing number concepts, with activities on matching numbers with pictures and on completing sequences, addition and subtraction facts, measurement ideas, fraction ideas, and identifying shapes. (MNS)

Practice in adding single digits is provided by puzzles called Totalines. The Magic Pentagram and Hexagram and the Distance Chart extend the addition practice. (MNS)

Exercises are used when beginning work with calculators to help pupils think about what they are doing. Four worksheets are included, with discussion of their objectives. (MNS)

Two worksheets are given, outlining algorithms to help students determine the day of the week an event will occur and to find the date for Easter. The activity provides computational practice. A computer program for determining Easter is also included. (MNS)

Discusses rationale for use of children's counting books and guidelines for selection and use. Provides suggestions for writing individual or class counting books. Includes an annotated booklist. (HTH)

Presents two mathematics activities using the theme of school lunch menus and healthful eating habits to reinforce making predictions using computational skills. Includes reproducible student worksheets. (MKR)

This book contains a variety of worksheets to teach and reinforce addition skills. Secret codes, magic squares, pyramids, coloring activities, and dot-to-dot challenges are included to motivate students. A two-page test of basic addition facts is provided, with the suggestion that the teacher time the test and give it repeatedly to assess…

A collection of motivational activities to introduce and reinforce basic subtraction facts is presented. Emphasized are the use of pairs with the same differences, such as 7-3=4, 6-2=4, and 5-1=4. A three-page test that can be used to test and retest each student is included; after graphing the results, the test can be cut apart and used as a set…

This book is designed to introduce and provide motivational practice on basic multiplication facts for students in grades 2-6. The facts are presented in order from 0 through 12, with activities designed to review previously presented facts at three points. A test is provided. Searches, magic squares, mazes, and puzzles are among the activities…

Presented are worksheets to introduce and provide practice on division facts with divisors of 2 through 10 for students in grades 3-6. Magic squares, searches, codes, and other puzzles are included in addition to more traditional activities. A test is included. (MNS)

Problems based on shopping experiences are presented on two posters. Children practice estimation and computation with addition and subtraction. (MNS)

Utilizes the problem of determining the number of different ice cream cones and cups that can be made from a choice of 31 flavors to investigate the concepts of combinations and permutations. Provides a set of six related problems with their answers. (MDH)

This is a worksheet with background material to facilitate tabulation of water and energy use at home. (MCO)