Place value game using playing cards. Ask students to draw 2 or 3 cards and then ask them to make a number with the least or greatest value. Have the model the number with place value blocks.

Great examples with math journal. This is definitely something I could use for first grade place value! Source: Miss Van Maren's Fantastic First Grade: Math Journal

Here's a nice post on using place value cards to help students understand decomposing numbers and expanded form. Includes a link to a set of place value cards. Could change colors to go with Math-U-See.

place value game, kids draw three cards, then build the number with hundreds, tens and ones cards, could also do with base ten blocks. (Could also choose 6 cards for third grade)

19 Ridiculously Simple DIYs Every Elementary School Teacher Should Know

Take pictures of kid's math strategies, name them after the kids who invented them, and display them. This would give kids who feel "weird" that they do math a "different" way a confidence boost.

"On the white paper (plain popcorn) I wrote numbers, on the yellow (buttered popcorn) I wrote math symbols (+ – x ). Students can then choose 2 pieces of white popcorn and 1 piece of yellow. They write the equation and answer in their books.

Place Value Paint Samples. could make this larger to add places. Going to have to get the paint chips with more colors to make bigger numbers. Would be great help for my students who still struggle with place value.

Using LEGOs to teach Math! Love this use of manipulatives! Plus, the kids will think they are playing a game.: Using LEGOs to teach Math! Love this use of manipulatives! Plus, the kids will think they are playing a game.