+
Worksheet
Curated OER

One More or One Less?

For Students K - 2nd Standards
Hook new mathematicians with a candy-themed approach to addition and subtraction. They examine 10 numbers (not exceeding 19) printed on candy wrappers. For each, learners calculate and record numbers with values one more and one...
+
Worksheet
Curated OER

Sets Of

For Students 1st - 3rd
Represent multiplication as sets of items for beginners to this concept. They look at six familiar object sets and determine the total number of legs by counting the sets. There is some scaffolding here, as the first is done for them and...
+
Worksheet
Curated OER

Counting: Connecting Pictures and Numbers

For Students K - 1st Standards
As young scholars begin connecting numbers with values, help them grasp this concept with sets of objects like these. They examine five sets (up to 15 in number) and match each to a corresponding digit. Then, they draw a set of their own...
+
Lesson Plan
Curated OER

Counting in Kindergarten: Make Number Books

For Teachers K
Emergent math masters practice 1:1 correspondence, number recognition, and quantity-to-number relationships. They view number flashcards, state the correct number name, and circle the corresponding numeral to represent the number of...
+
Worksheet
Curated OER

Counting to 20

For Students Pre-K - K
In this counting learning exercise, students count sets of objects, writing total beneath each set. Worksheet is practice for numbers up to 20. A reference web site is given for additional activities.
+
Lesson Plan
Curated OER

Let's Count to 20

For Teachers Pre-K - 2nd
Budding mathematicians create groups of 10 to 20 objects using numerals to record the size of a group. They construct sets of numbers up to 10, write the numerals up to 10, and count up to 10 rationally. Students also use ten frames and...
+
Lesson Plan
Curated OER

Narrow it Down: Numbers

For Teachers K - 6th
Elementary learners of all ages utilize their number knowledge by playing a 20 questions style game. They participate in a game in which they ask yes or no questions to a group leader in order to discover which number the leader has...
+
Lesson Plan
Curated OER

The Number Match Game

For Teachers Pre-K - K
Kindergarteners practice matching words and symbols by playing an index card activity. They create flash cards numbered 0 to 20 and challenge each other in groups to identify the values of the numbers. Learners utilize beans or buttons...
+
Worksheet
Curated OER

How Many? Count to 20

For Students K - 1st
In this counting to 20 worksheet, students count rows of objects, writing totals beside each set, 8 total. An answer key is included on page 3.
+
Worksheet
Curated OER

Counting up to 20

For Students Pre-K - 1st
In this counting worksheet, students count sets of objects, writing the total number next to each set, counting to 20 only.
+
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Penguins: Twenty: Number 20 and Money

For Students 1st - 2nd Standards
Practice counting, addition, and subtraction by making sure all twenty penguins have enough clothes and food.
+
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Movie Theater: Number: Count to 20

For Students Pre-K - 1st Standards
On this interactive site, students practice basic number concepts which include reading numerals up to twenty, grouping objects up to twenty, and forward counting to twenty.