##### 2nd Grade

### Math Warm-Ups

(From Steve Wyborney)

Splat through 10:

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Splat through 20

Multiple Splats

Number and Operations in Base Ten

# Online Interactives:

The four games that can be played with this applet help to develop counting and addition skills.

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Students select a target number between 10-20 and find missing addends to make the target number.

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Adventure Man and the Counting Quest

Students use their knowledge of skip counting and multiples to complete quests.

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Students play Bingo to practice counting by 1â€™s, 10â€™s, 100â€™s, and 1,000â€™s.

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Adding multi-digit whole numbers - a great visual model connecting Number Line hops to adding!

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Adding strings of addends.

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Students practice skills including subitizing, counting all, counting on, and addition by finding the sum of all the dice.

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Students practice addition and roll their way to the finish in a race against Snake Eyes, the dice tossing robot.

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Students develop an understanding of patterns and number relationships by exploring a number grid to help the monkey find the fireworks.

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Students blast off and practice skip counting by 2s, 5s and 10s.

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Pop the Penguin and the Place Value Race

Students use their knowledge of place value to help the penguin win the race.

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Students count, collect, exchange, and make change for coins.

### Games:

### (for virtual and in-person learning)

Students use their knowledge of addition, place value, and strategic thinking to try to get as close to 1,000 as possible.

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Students use their knowledge of addition, place value, and deductive reasoning to determine what the secret two-digit number is.

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Students practice subtraction within 1,000 as they race to get to zero.

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La Diferencia MÃ¡s Grande Gana (Spanish)

Students build procedural fluency with subtraction by finding the difference between 2-digit numbers or 3-digit numbers.

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La Suma MÃ¡s Grande Gana (Spanish)

Students build procedural fluency with addition by finding the sum of 2-digit numbers or 3-digit numbers.

# Tasks & Movement:

# (for virtual and in-person learning)

Open Middle Task: Create an Equation

Students use only the digits 1 to 7, at most one time each, to fill in the boxes to create a true equation.

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Open Middle Task: Adding Two-Digit Numbers (Elementary)

Students use the digits 1 to 9 at most one time each, to fill in the boxes to make the smallest (or largest) sum.

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Open Middle Task: Subtracting Two-Digit Numbers (Elementary)

Students use the digits 1 to 9 at most one time each, fill in the boxes to make the smallest (or largest) difference.

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Open Middle Task: Adding and Subtracting Two-Digit Whole Numbers

Students use the digits 0 to 9, at most one time each, to make a true statement.

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3-Act Task Virtual Facilitation Guide

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Recommended 3-Act Tasks:

(3-Act Task by Graham Fletcher)

Addition & Subtraction Within 100

(3-Act Task by Graham Fletcher)

Addition & Subtraction Within 1000