select tools, including real objects, manipulatives, paper and pencil, and technology as appropriate, and techniques, including mental math, estimation, and number sense as appropriate, to solve problems;
A set of 20 open-ended problem solving task cards covering a range of mathematical concepts.
A mathematics investigation about measuring distance, embedded in a real-world context.
A set of 36 subtraction flashcards using one- and two-digit numbers.
A work mat to explore regrouping when subtracting.
A PowerPoint with 20 open-ended problem solving questions covering a range of mathematical concepts.
16 mathematics problem solving task cards involving money in a real-world context.