Product Development Updates

• Created several new troubleshooting strategies to help learners better understand the need for borrowing in subtraction crossing a range of ten
• Misc bug fixes

• Divided several complex skills into smaller, more manageable steps for easier learning
• Implemented new troubleshooting strategies for level 4 & 5 math skills
• Introduced a new skill using ten and one block manipulatives for number building

• New: Added support for "Rekenrek" manipulatives to aid with addition & subtraction (particularly when crossing a range of ten), as well as develop number-sense more generally
• Misc bug fixes

• New: Added support for "Rekenrek" manipulatives to aid with addition & subtraction (particularly when crossing a range of ten), as well as develop number-sense more generally
• Misc bug fixes

• Improved the system's handling of wrong answers for fractional addition & subtraction (particular for fractions with different denominators)

• Improved our "need help" feature for questions involving the arrangement of elements
• Small text-to-voice feature improvements

• New: Added Grade 6 core arithmetic support
• Fixed a number of misc bugs

• New: Digital manipulatives (allowing learners to answer questions using blocks, shapes, hops, and more) - limited initial integration that will be expanded on over the next few months
• Added a number of new troubleshooting strategies to help learners understand Fractions
• Fixed a few automated email issues

• Added a number of new troubleshooting strategies to help learners understand odd & even numbers
• Misc bug fixes

• Improved core system stability
• Numerous bug fixes

• Improved our procedural sequences for long-division
• Added new troubleshooting strategies supporting long-division
• Numerous bug fixes

• System stability improvements
• Numerous misc bug fixes

• Created some additional socratic explorations of division

• Small improvements to some of our troubleshooting sequences for grades 1 & 2

• Improved our system's socratic explorations of division
• Misc bug fixes

• Added deeper integration of the workpad answer-input feature into long subtraction
• Numerous misc bug fixes

• Created new nested troubleshooting options for the system to trigger in certain cases when learners need additional help

• New: Parent feature allowing overriding max questions per learning session for each individual learner

• Numerous misc bug fixes

• Improved several of our system's troubleshooting strategies
• Simplified the introduction of repeating decimals
• Misc bug fixes

• Improved the system's troubleshooting for long-subtraction and geometric pattern-detection
• Added interactive aids for finding the lowest value evenly divisable by 2 numbers
• Misc bug fixes

• Improvements to our socratic explorations for rounding

• Added several new troubleshooting strategies for reducing fractions
• Improved the practice sequences for reducing fractions

• New: Input error detection
• Small but important improvement to initial learner-assessment stage
• Misc improvements to several of our content factories
• Numerous misc bug fixes

• Improvements to our new Word-pad question/answer-format

• New: Added 2 new intermediate skills to better ease learners into understanding remainders of division
• Misc bug fixes

• Improved the socratic exploration for remainders of division
• Added Apple Pay as another payment method option
• Misc bug fixes

• New: Work-pad question/answer-format allowing learners to do their rough work directly on Grokkoli
• Misc bug fixes

• Improvemed several practice activities in kindergarten
• Small tweaks to the order in which certain math concepts are introduced to learners in kindergarten and grade 1
• Mixed bug fixes

• Improvemed several socratic explorations in Grade 2
• Small adjustments to the placement of certain skills within the overall curriculum
• Improved the "operation build up" troubleshooting strrategy for multiplication
• Mixed bug fixes

• Made the learning-progress screen appear at the begining of new learning sessions when learners missed it at the end of their previous session

• Improvements to Grokkoli's overall management of skill-fluency for learners
• Misc bug fixes

• Improvements to the remediation flows for partial-product multiplication
• Fixed a potential crash on the subscriptions page

• Improvements to the exploration sequences for partial-product multiplication
• Misc bug fixes

• Improvements to the new learning-acheivements feature
• Misc bug fixes

• Misc bug fixes

• New in-lesson learning-achievements feature providing additional encouragement for learners

• Numerous improvements to the generation of incorrect answers appearing as multiple-choice options
• Misc bug fixes

• New math-fact monitor to detect when learners are calculating instead of remembering

• Added 3 new large-number skills
• Misc bug fixes & improvements

• Added 2 new subitization skills
• Small improvements to some socratic explorations in Grades 3 and 4
• Misc bug fixes

• Improved our math-fact reinforcement activities
• Improved some of our Grade 2 practice sequences
• Misc bug fixes

• New flip-card question-format for math-fact memorization activities
• Misc bug fixes

• Added progress-bars for math-fact memorization to Learning-Progress page
• Misc bug fixes

• Improved some of the troubleshooting strategies for learners struggling to recognize odd & even numbers

• Added one more strategy for helping kids memorize their addition & subtraction math-facts

• Improved some socratic explorations in Grades 4 & 5
• Added a few more strategies for helping kids memorize their math-facts

• Streamlined some lessons in Grade 2
• Added some new remediation excercises supporting math-fact memorization activities

• Lowered the incidence of multiple-choice questions appearing during the initial learner-assessment stage
• Misc bug fixes

• Improved question-variety for math-fact practice and reinforcement activities
• Misc bug fixes

• New: Added Grade 5 core arithmetic support
• Misc bug fixes

• Small improvements to our initial learner-assessment
• Misc bug fixes

• Made some tweaks to our monitor looking out for signs that a learner might giving up on trying to answer correctly
• Fixed a bug on the subscriptions page

• Improved some of the troubleshooting approaches for operations involving fractions
• Misc bug fixes

• Made all new lessons skippable provided the learner is able to quickly answer one or more related questions
• Misc bug fixes

• Improved learning-retention checks spanning multiple learning sessions
• Improved the "fraction of numbers" concept exploration
• Reduced the text-heaviness of certain concept explorations in grade 1
• Misc bug fixes

• Added a new way of demonstrating the equivalence of reduced/unreduced fractions using pies
• Made a small (but frequent) learning-flow improvement
• Fixed an issue affecting new accounts
• Misc bug fixes

• Added new operator-recognition checks
• Added 3 new toubleshooting strategies helping learners recognize & avoid wrong answers that are wildly out of range

• Improved learning-session recap emails
• Misc bug fixes

• Misc bug fixes

• Updated the math-fact memorization activities to no longer block progress through the math curriculum
• Improved troubleshooting sequences for fractional addition & subtraction
• Misc bug fixes

• More improvements to our new concept explorations

• Ongoing improvements to our new concept explorations

• New: "Arrange" answer-inputs (requiring learners to match different selectable options with their corresponding elements on the screen)
• New: Introducing short explanatory "video-experiences" generated on-the-fly by our system to better convey new concepts to learners
• These video experience have been added to several explanations belonging to grades 3 & 4
• Improved question-variety for certain concepts
• Misc bug fixes

• Improved learning-session recap emails

• Improved the overarching sequencing of learning multiplication (with math-fact memorization introduced a bit earlier in the curriculum)
• Improved a few other explanatory sequences (including adding supporting visualizations)
• Fixed a bug involving division questions being presented during math-fact memorization drill even if they hadn't yet learnt basic division

• Improved the overarching sequencing of learning multiplication (with math-fact memorization introduced a bit earlier in the curriculum)
• Improved a few other explanatory sequences (including adding supporting visualizations)
• Fixed a bug involving division questions being presented during math-fact memorization drill even if they hadn't yet learnt basic division

• New: Learning-session recap pages allowing parents & teachers to review all the questions a learner completed in a session (accessible from the "Learning Progress" page)
• Fixed a bug in the text-to-speech feature affecting certain iPhone & iPad devices
• Misc bug fixes

• New: Added a "need help?" prompt that appears for learners after the expected time to answer a question has elapsed
• Made the introduction messages for new skills more child-readable
• Improved some of the wrong-answer options in certain multiple-choice questions
• Fixed some troubleshooting sequences
• Fixed some minor visual bugs affecting new-user onboarding

• Improved lessons for long-arithmetic
• Improved some of the troubleshooting pathways for multi-step questions
• Fixed a crash
• Fixed some bugs affecting new-user onboarding

• Improved the text-to-speech for fractions and mixed numbers
• Fixed some bugs in the speech of several learning-objectives

• Improved the algorithm generating the initial math-skill assessment for new learners

• Improved the variability of math questions variation training
• Added the learning-session options to the text-to-voice feature
• Fixed some bugs inpacting the reinforcement of certain math-facts

• Improved one of the troubleshooting strategies the system employs when learner get multiplication questions wrong
• New: Parents/teachers can now select lessons to add to a learner's lesson-plan on Grokkoli

• Re-enabled the confusion-monitors

• Improved the learning-objectives page

• Improved the learning-progress page (including % completion of the learner's current grade-level)
• New: Added weekly learning-progress summary emails
• Re-enabled the account-settings page (+ added a global toggle for enabling/disabling all email notifications from Grokkoli)
• Fixed the "blue-block" bug

• Added back lesson-progress & correct-answers to the main questions page
• Added back "take-a-break" prompts
• New: Added grade-level filters to the learning-objectives page
• Fixed several crashes

• Added back Grade 4 math-content with new support for mixed numbers + better handling of decimals
• Added additional math-content in Grades 1-3 including mini math-fact recall drills
• Improved some of our new troubleshooting sequences
• Overhauled the learning-objectives page
• New: Built input field defaults allowing learners to more easily enter fractions and mixed number answers
• Fixed several crashes

Major (end-to-end) overhaul of our core math-system

• Improved lesson-order/progression
• Improved question variety
• Improved confusion-monitoring
• Improved math-fact memorization sequences
• New troubleshooting sequences
• Numbers and symbols in math-quesions now subtly animate in sync the voice on audio-play
• Greater system reliability (fewer bugs over the medium-to-long-term)
• Note: Math-content is temporarily reduced from K-7 to K-3 (we plan on adding back grades over the next 3-6 months)

• Fixed a crashing bug

• Added content covering prime numbers and composite numbers
• General stability improvements
• Fixed 2 crashing bugs

• New: Added support for decimal numbers
• Fixed bugs impeding learner from progressing to the next learning-objective

• New: Added sovling-step animations for multi-step math-questions

• Improved the introduction to math-fact memorization
• Fixed some more bugs surrounding math-fact memorization

• New: Added a custom keypad to containing the necessary numbers and math-symbols needed to answer the question
• Fixed bugs surrounding math-fact memorization

• New: Added an Account Settings page that includes an option to hide the speed-challenge countdown for specific learners

• Improved the math-fact memorization sequences to display the "flipped" math-facts (for example, 3+4=7, will now show 7-3=4 and 7-4=3 alongside it)

• Improved the order of the learning-objectives → this includes pushing negative numbers a bit further back in the lesson-plan and introducing basic operations (adding, subtracting, multiplying) a bit sooner

• Fixed a bug with the speed-challenge countdown
• Fixed an issue with the pluralization of nouns in word-problem questions
• Fixed an issue with the "take a break" prompt appearing prematurely
• Updated the inclusion of objects in word-problems to make them more believable
• Switched the default voice for the text-to-voice feature
• Improved the quality of the multiple-choice options for some types of questions

• Clarified some of text on the learning-progress page

• Fixed an issue blocking the system from registering correct answers for algebraic questions
• Improved the order in which the system attempts to generate troubleshooting questions for learners in certain scenarios

• Improved the ordering of learning-objectives and cleaned up a few redundant ones
• Fixed an issue with the system's mapping of some types of confusion (that the system might detect for a learner) to the appropriate sequence of questions needed to clear them up
• Number-construction questions now support negative numbers
• Added 2 new socratic sequences

• New: The system's detection of math-facts the learner needs to memorize now takes into consideration questions involving long-arithmetic that are answered correctly but slowly
• Improved the way the system estimates how much time it should take to answer a given question once it is fully mastered

• Fixed 1 crashing bug
• Tweaked the expected number of seconds to answer for certain types of questions
• Added more time for new learners to answer their very first question to account for them getting their bearings
• Extended the FAQ to help new families find their way around Grokkoli more quickly

• Fixed inconsistencies between the text-to-voice script and questions appearing as part of socratic sequences

• Added a little more detail to the assessment-recaps of new learners

• Misc bug fixes including inconsistencies between the text-to-voice script and the question or statement appearing on the page
• Improved the quality of questions generated for certain learning-objectives
• The system now preserves the answer-history of a troubleshooting/diagnostic sequence of questions if/when a deeper learning-gap is encountering while midway through the sequence

• New: Added a countdown timer for speed-challenges letting learners know how much time they have left to answer

• New: Added a progress-bar at the top-right of the question-page letting learners know how far a long they are in passing the learning-objective they are working on

• New: Added a reset-password flow for families that have forgotten their password on Grokkoli (users can request an email with a reset-password-link be sent to the email address they used to create a Grokkoli account)

• Fixed 1 crashing bug
• Minor refactor: modified the step-by-step math-problem-solving algorithm to place negative numbers inside brackets more consistently throughout the app
• Fixed a bug in the "take a break" prompt (there was a flaw in the trigger-logic that could result in a second prompt happening as little as 1-2 questions later)
• Modified/improved the readability of some of the word-problems

• Fixed 1 crashing bug
• Fixed an issue with the calculation of updated fluency-scores on a correct (but slow) answer to a question
• Fixed an number of issues leading to the text-to-voice script going off-track from what is appearing on the page
• Improved the way the system checks if a learner should be fast-tracked through a given learning objective (by extending the check to include operator-introducing learning objectives as well now)
• Fixed a bug in the formula generating the expected time to answer an operator-introducing question
• Improved the visibility of the answer-entry-field on the main question page
• Improved some of the instructional messages appearing for new-users onboarding the app

• Fixed the generation of text-to-voice scripts for socratic learning-objectives (text-to-voice should now be fully supported - please share feedback if you encounter any cases if it having bugs)

• Fixed a few bugs breaking the intended message flow for new learners
• Fixed a bug in the generation of text-to-voice scripts
• Added an email confirmation step to the create account flow
• New: Added learning-goals and target number-of-math-sessions-per week to learner-profiles

• Fixed 1 crashing bug
• Fixed several bugs in the generation of text-to-voice scripts (including fixing mismatches between the written and spoken texts)
• Fixed a bug causing the system to switch into a "comprehension-confirmation" state far too soon with the learner
• Improved the voice-quality of the text-to-voice feature
• Improved several of the troubleshooting question-sequences the system might generate for learners when they get a question wrong
• Added a "well done" message for learners completing a speed-drill

• Fixed 3 crashing bug
• Made adjustments to the account-creating flow (to distinguish more clearly between families and learners)

• Fixed 1 crashing bug
• Fixed some bugs in the ordering of messages appearing for learners under certain circumstances (such as on returning for a second session when having skipped the previous session-recap)
• Fixed a bug in the text-to-voice feature that was failing on certain types of questions
• Improved the quality of initial questions the system asks learners to assess their level of math proficiency

• Extended the text-to-voice feature to appear on almost all questions (some corner-cases still need work)

• Simplified the lesson-names for the majority of Grokkoli's learning-objectives for better readability (still room for improvement, but definitely better than before)
• Improved some of the introductory text for certain types of questions (also for better readability)
• Miscelaneous improvements aimed at further simplifying the amount of information shown to learners

• Fixed 3 crashing bugs
• Added support for answers entered using "x" or "X" to denote "multiply-by" (previously only the "*" was accepted by the system)
• Fixed a bug that was causing the system to generate low-quality questions that didn't have any operations to perform (for example: asking the learner to reduce the fraction -46/3 when it is already reduced)
• Darkened the hint-text very slightly (to make it just a bit more readable while minimally distracting the learner away from the question at hand)