2nd Grade Interactive Math Skill Builders
Adding - CCSS 2.OA.B.2, 2.NBT.B.5, 2.NBT.B.6, 2.NBT.B.8
Links verified on 6/19/2015
- Exercises and Games
Addition -This applet explores the use of an abacus model for representing
numbers and for performing addition.
Numbers - [From FreeMathTest] Choose level of difficulty or customize
for any number range and then select the number of questions. Self-checking.
3-Digit Numbers - (Grades 2-4) Step-by-step exercises.
Addition - Fire at the spaceships the match the answer.
0- 12 - Addition practice problems. Try adding numbers
to 18 || numbers
to 50 || numbers
Surprise - Fill in sums in the addition grid to complete a surprise
Addition Machine - Choose from 3 levels and practice addition.
You a Math Magician? - Choose a level and select addition. Try to
do as many questions in the time allotted.
Fun - Web lesson with practice problems - adding up to three digits
4 - you play the computer in this game
Four - as Flash game from Cool Math
Four in a Row - line up four discs in a row, column, or diagonally
before your opponent does
in a Line - like the old Connect-Four game
Blasters II - Two-player game to practice addition skills. Choose
sums from 5-99 and "blast" a pair of ghosts whose sum equals the sum
Picture - An answer is provided and you must select the problems
that equal the answer to reveal a hidden picture.
Baseball - Practice numbers less than 10. Fill in the missing number
to complete the addition problem. Click on "harder" for more of a challenge.
Facts - Select addition and choose to practice sums to 10,
sums to 12, or sums to 20.
Math - Select addition as the topic and choose from 3 levels:
Level 1 = one-digit numbers, Level 2 = two-digit numbers, Level 3 =
up to four-digit numbers.
Eaters - Select addition and begin playing. Eat the problems
that add up to the sum provided, but careful not to get eaten by the
- Use only your first name to sign in. Select "Addition" to play game
and solve the problems to blast the spaceship. You can also choose to
practice subtraction, multiplication, and division skills.
Grid Challenge: Addition - Set the number of questions (2-99) and
the time limit (1-10). Answer question set by clicking on two numbers
that complete the sentence.
Fun - Use a sum chart to practice addition facts (sums up to 18).
Sense: Addition - Single-digit addition. Set the number of questions
(2-99) and the time limit (1-10). Drag the numbered cards to correctly
complete the sentence.
Tortoise - Help the turtle get o the right number on the number
line by solving each problem making only jumps of +10, +5, +1, -1.
the Toad - Add (or subtract) numbers from 1 to 15 by clicking on
the numbered person.
Squares - From Fun Brain. Practice adding numbers less than 50.
Timernator - Select math facts 0-10 or 0-36. Race against the clock
and add as fast as you can in 60 seconds.
- Index and Databases of Activities
for K-2 - Numerous activities on "Adding Facts to 20" and "Adding
Numbers - Twenty-three lessons and exercises for Grade 2.
Games - (Grades 1-3) Huge list of addition games to select from
to help students learn this math skill.
Grade Addition - Great assortment of activities for students to
practice addition skills. Includes multiple-choice activities as well
as fill-in-the blank.
- Practice Tests and Quizzes
2 two-digit numbers so that the total is within 100 - Online quiz
that is self checking.
four two-digit numbers - Online quiz that is self checking.
three two-digit numbers - Online quiz that is self checking.
two two-digit numbers - Online quiz that is self checking.
a three-digit and two-digit number so that the total is within 1000
-Online quiz that is self checking.
Two 3-Digit Numbers Within 1000 - Online quiz that is self checking.
Two Numbers Within 1000 - Online quiz that is self checking.
add 100 to a number between 100 and 900 -Online quiz that is self
add 10 to a number between 100 and 900 - Online quiz that is self
Quizzes - Make your own addition quizzes and choose the type of
problems: simple, inverted, long, and/or triplet problems.
- The Art of Math
- (K-3) Create your own math tests. Click on "Create Challenge" and
set the number of problems, problem type, and the range of numbers to
generate an endless number of challenges. (Can also be used for subtraction,
multiplication, or a mixture of problem types)
Internet4classrooms is a collaborative effort by
Susan Brooks and Bill Byles.