National Council of Teachers of Mathematics
Nctm: Illuminations: Grouping and Grazing
A game that reviews grouping in fives and tens, and adding and subtracting. The instuctions are clear and include a video of how to play.
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Khan Academy
Khan Academy: Compare Numbers of Objects 1
Practice counting which group has more objects. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs: Product of a Whole Number and a Fraction
Explore multiplication by modeling problems and grouping with manipulatives. This video focuses on multiplying whole numbers by unit fractions and modeling the problems with unit blocks.
PBS
Pbs: Dividing a Whole Number by a Unit Fraction
Explore division by modeling problems and grouping with manipulatives. This video focuses on dividing whole numbers by unit fractions and modeling the problems with unit blocks.
Better Lesson
Better Lesson: Math Centers Sorting
In order to pull small groups during math instruction, the rest of the students need engaging activities that they can complete independently. These simple sorting activities help students learn the procedures for completing math centers.
Better Lesson
Better Lesson: Looking at the Similarities and Differences
La, La, La, La, La, sing a happy song! You will be signing like a Smurf as students use their new founded knowledge of shape characteristics to participate in a whole group discussion and to successfully participate in geometric learning.