estimation jar: teachers starts week after back to school night (teacher can mention it). whoever guesses correctly or closest to choses their item first on friday and brings the jar back on monday with a new item. letter home required.

Scaffold students' understanding of estimation and build number sense. Students use the container with 10 and 100 to compare the "mystery number" container in the middle. use smaller numbers though

printable gumball math addition subtraction color by number and graphing activity : Printables for Kids – free word search puzzles, coloring pages, and other activities