Browse lesson plans

Resources on the web

Let's learn those facts: Wrapping up the unit

In this lesson, the last of a five-part unit from Illuminations titled “Let's Learn Those Facts,” students display their knowledge of properties of objects for sorting and creating patterns. They also demonstrate an understanding of commutativity... (Learn more)

Format: lesson plan (grade 1–2 Mathematics)

Provided by: Illuminations

Links away: Looking back and moving forward

This lesson, one of a seven-part unit from Illuminations titled “Links Away,” reviews the work of the previous lessons and suggests a framework for summative assessment. Students review the models for subtraction, use the properties of subtraction,... (Learn more)

Format: lesson plan (grade 1–2 Mathematics)

Provided by: Illuminations

More and more buttons

This Illuminations lesson is the fourth of an eight-part unit titled &dlquo;Begin With Buttons.” In this lesson, students use buttons to create, model, and record addition sentences. They also explore commutativity in addition contexts. This... (Learn more)

Format: lesson plan (grade K–2 Mathematics)

Provided by: Illuminations

Numbers many ways

This Illuminations lesson is the fifth of an eight-part unit titled “Begin With Buttons.” In this lesson, students work with subtraction at the intuitive level as they explore number families and ways to decompose numbers to 10. They will also... (Learn more)

Format: lesson plan (grade K–2 Mathematics)

Provided by: Illuminations

Practice makes perfect

In this lesson, one of a seven-part unit from Illuminations titled “Links Away,” students focus on differences of numbers from 10. Students use a real or virtual calculator and play a concentration game. (Learn more)

Format: lesson plan (grade 1–2 Mathematics)

Provided by: Illuminations

Seeing doubles

In this lesson, one of a six-part unit from Illuminations titled “Do It with Dominoes,” students focus on dominoes with the same number of spots on each side and on the related addition facts. They make triangle-shaped flash cards for the doubles... (Learn more)

Format: lesson plan (grade 1–2 Mathematics)

Provided by: Illuminations

Shirts full of buttons

This lesson is one of an 8-part unit from Illuminations titled “Shirts Full of Buttons.” In this lesson students explore subtraction in the comparative mode by answering questions such as “How many more?” and “How many less?”... (Learn more)

Format: lesson plan (grade K–2 Mathematics)

Provided by: Illuminations

Some special sums

In this lesson, one of a five-part unit from Illuminations titled “Let's Learn Those Facts,” students practice doubles and doubles-plus-one addition facts. They record their current level of mastery of the addition facts on their personal addition... (Learn more)

Format: lesson plan (grade 1–2 Mathematics)

Provided by: Illuminations

Sum search

In this lesson, students practice addition facts in a concentration-game format using dominoes. Then they generate sums to given numbers using a calculator and record them on a hundred board and look for patterns. Later, they record their current level... (Learn more)

Format: lesson plan (grade 1–2 Mathematics)

Provided by: Illuminations

Try for five

In this lesson, the fifth of a six-part unit from Illuminations titled “Food Pyramid Power,” students explore the many ways to decompose numbers and then build on their knowledge of addition and subtraction to find missing addends. They also... (Learn more)

Format: lesson plan (grade K–2 Healthful Living and Mathematics)

Provided by: Illuminations

What's left?

In this lesson, triangular flash cards and dice games help students practice addition facts. Students modify their “Addition Chart” to record the facts they know at the immediate-recall level. (Learn more)

Format: lesson plan (grade K–2 Mathematics)

Provided by: Illuminations

What's the difference?

In this lesson, the sixth of a six-part Illuminations unit titled “Macaroni Math,” students use reasoning to find differences from numbers up to 10, using real and virtual calculators and an addition chart as tools. They also play a concentration... (Learn more)

Format: lesson plan (grade 1–2 Mathematics)

Provided by: Illuminations

Who's in the fact family?

In this lesson, the fifth of a six-part Illuminations unit titled “Macaroni Math,” students explore the relation of addition to subtraction. Students use problem-solving skills to find fact families, including those in which one addend is zero... (Learn more)

Format: lesson plan (grade K–2 Mathematics)

Provided by: Illuminations