Lesson Plan
Curated OER

An Easier Way to Count: Using Groups of 10

For Teachers 1st - 2nd
Students explore their counting skills. In this counting lesson, students group objects in sets of 10 to practice counting them. Students also practice graphing the sets of objects they count.  This lesson incorporates the...
Lesson Plan
Curated OER

More! A Lesson on Comparing

For Teachers K
Students practice counting and comparing objects.  For this math lesson, students view a Count on It! episode. Students examine the value of what they are counting.  Students estimate number in groups of items.  Students...
Interactive
Royal Society of Chemistry

Units of Volume

For Students 6th - 12th Standards
Did you know in the UK a quart is smaller than in America? This explains why a standard unit of measure is necessary for volume. Young scientists learn the similarities and differences between five different units used to measure volume....