Support mission critical math with ExploreLearning STEM solutions

Celebrate 100 Days of School with ExploreLearning!

The 100th day of school is the perfect time to have fun with numbers! Celebrate making it more than halfway through the school year by counting, adding, and multiplying to 100 with our fun-filled freebies! Download 100th day math activities and games that reinforce math skills in an engaging and effective way. 

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ExploreLearning Frax

Make fractions finally make sense.

Frax stops the fraction struggle through an adaptive, game-based system that helps grade 3+ students build the skills, knowledge, and understanding of fractions for ongoing success in higher mathematics. 

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About ExploreLearning

ExploreLearning was founded in 1999 by educators looking for new ways to inspire students and help them succeed. We make innovative math and science online solutions that are fun to use and really work. Gizmos®️, Reflex®️, Frax®️, and Science4Us®️ are used in classrooms in every state and over 50 countries worldwide. 

ExploreLearning® is a Charlottesville, VA based company that develops online solutions to improve student learning in math and science.


© 2019 ExploreLearning. All rights reserved. Gizmo, Gizmos, Reflex, and Science4Us are registered trademarks of ExploreLearning.


110 Avon Street,
Charlottesville, VA 22902, USA





© ExploreLearning. All rights reserved. Gizmo, Gizmos, Reflex, and Science4Us are registered trademarks of ExploreLearning.

Continue the 100th-day fun and have students show off their math skills by solving 100 math facts in Reflex or figuring out 100 fractions with Frax! Reflex and Frax are better together to build a strong foundation for all math students. Start your trials today!

Roll to 100 Handout 
Help kids learn addition with this fun two-person game! Use the hundreds chart like a board game, and use two dice to move spaces on the chart, and color in the number where they land. The first player to get to 100 wins! 

Advanced Fraction Concepts (Grades 6-12)

Fraction Gizmos for grades 6-12 target more advanced concepts after students move on from conceptual understanding. Our selection of fraction Gizmos covers a variety of advanced concepts including multiplication and division of mixed numbers, fractions in percent and decimal form, and many more topics. Discover all the concepts covered, and get your students on the road to fraction mastery with Gizmos!

ExploreLearning Reflex

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Solve the math fact fluency problem.

Adaptive and individualized, Reflex is the most effective and fun system for mastering basic facts in addition, subtraction, multiplication and division for grades 2+.

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100th day of school downloadables and activities

Discover a selection of free downloads and prompts to get students excited about reaching this milestone!

Roll to 100
Division by Circle

Digestion is a complex process, involving a wide variety of organs and chemicals that work together to break down food, absorb nutrients, and eliminate wastes. Students can design their own digestive system with the Digestive System Gizmo.

gizmos View Digestive System Gizmo

In the Food Chain Gizmo students study the population of hawks, snakes, rabbits, and grass as part of a food chain. Disease can be introduced, and the number of animals can be increased or decreased at any time, just like in the real world.

gizmos View Food Chain Gizmo

The Cell Division Gizmo allows students to observe the steps of interphase, prophase, metaphase, anaphase, telophase, and cytokinesis. The length of the cell cycle can be controlled, and data related to the number of cells present and their current phase can be recorded.

gizmos View Cell Structure Gizmo

Estimation Physical Activity 
Get your students active with our estimation worksheets! Challenge them to estimate how long it will take to do 100 of each exercise on the handout, and then let them see if they were correct.

Division with Circles 
Challenge your students with division problems that include a sweet treat! Use our handouts that ask students to divide 100 cheerios, (or another snack) into groups of 2, 4, 5 and 10.

100 Ways to Make 100
Ask students to work with a partner to come up with 100 addition, subtraction, multiplication, and division equations that equal 100. 

Fractions Bingo
Since some students are dressing up like they’re 100 years old, introduce them to the quintessential game of Bingo…fractions Bingo that is! To play, students roll two dice, and mark off fractions from the game board. The smaller number is the numerator and the larger number is the denominator. First to get five in a row- up or down, across, or diagonally-- wins!  

Download the Hundreds Chart ActivityDownload the Fractions Bingo ActivityDownload the 100 Ways to Make 100 ActivityDownload the Division with Circles ActivityDownload the Estimation Activity
Estimation Physical Activity
100 Ways to Make 100
Fractions Bingo
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