Factors & Multiples -- interactive game board, open-ended *flow magic*
Price: 25 points or $0.25 USD
Subjects: math,specialed
Grades: 3,4,5
Description: ***NOTE: this is NOT a self-checking activity!!** Help your students flex those mental math muscles with this fun game. See how long you and your learners can keep the game going! Participants click on a number to place a "marker" (circle) so that all players know which numbers have been previously selected and are out of play for that particular round. The round ends when players can no longer identify an available factor or multiple of the most recent number selected. You will receive the game instructions & 5 blank game boards, with the option to terminate the game early at any point. CCSS.3.OA.C.7 Multiply and divide within 100. Fluently multiply and divide within 100, using strategies such as the relationship between multiplication and division (e.g., knowing that 8 × 5 = 40, one knows 40 ÷ 5 = 8) or properties of operations. By the end of Grade 3, know from memory all products of two one-digit numbers. CCSS.4.OA.B.4 - Gain familiarity with factors and multiples. Find all factor pairs for a whole number in the range 1-100. Recognize that a whole number is a multiple of each of its factors. Determine whether a given whole number in the range 1-100 is a multiple of a given one-digit number. Determine whether a given whole number in the range 1-100 is prime or composite.