diff --git a/libs/core/_locales/core-jsdoc-strings.json b/libs/core/_locales/core-jsdoc-strings.json
index 58b2fd26..ceb0891a 100644
--- a/libs/core/_locales/core-jsdoc-strings.json
+++ b/libs/core/_locales/core-jsdoc-strings.json
@@ -1,6 +1,31 @@
 {
+  "Math.abs": "Returns the absolute value of a number (the value without regard to whether it is positive or negative). \nFor example, the absolute value of -5 is the same as the absolute value of 5.",
+  "Math.abs|param|x": "A numeric expression for which the absolute value is needed.",
+  "Math.max": "Returns the larger of two supplied numeric expressions.",
+  "Math.min": "Returns the smaller of two supplied numeric expressions.",
+  "Math.pow": "Returns the value of a base expression taken to a specified power.",
+  "Math.pow|param|x": "The base value of the expression.",
+  "Math.pow|param|y": "The exponent value of the expression.",
+  "Math.random": "Returns a pseudorandom number between 0 and `max`.",
   "Math.randomBoolean": "Generates a `true` or `false` value randomly, just like flipping a coin.",
+  "Math.sign": "Returns the sign of the x, indicating whether x is positive, negative or zero.",
+  "Math.sign|param|x": "The numeric expression to test",
+  "Math.sqrt": "Returns the square root of a number.",
+  "Math.sqrt|param|x": "A numeric expression.",
+  "String.charAt": "Returns the character at the specified index.",
+  "String.charAt|param|index": "The zero-based index of the desired character.",
+  "String.charCodeAt": "Returns the Unicode value of the character at the specified location.",
+  "String.charCodeAt|param|index": "The zero-based index of the desired character. If there is no character at the specified index, NaN is returned.",
+  "String.compare": "Determines whether relative order of two strings (in ASCII encoding).",
+  "String.compare|param|that": "String to compare to target string",
+  "String.concat": "Returns a string that contains the concatenation of two or more strings.",
+  "String.concat|param|other": "The string to append to the end of the string.",
   "String.fromCharCode": "Make a string from the given ASCII character code.",
+  "String.isEmpty": "Returns a value indicating if the string is empty",
+  "String.length": "Returns the length of a String object.",
+  "String.substr": "Return substring of the current string.",
+  "String.substr|param|length": "number of characters to extract",
+  "String.substr|param|start": "first character index; can be negative from counting from the end, eg:0",
   "basic": "Provides access to basic micro:bit functionality.",
   "basic.clearScreen": "Turn off all LEDs",
   "basic.forever": "Repeats the code forever in the background. On each iteration, allows other codes to run.",
@@ -20,19 +45,51 @@
   "basic.showString|param|interval": "how fast to shift characters; eg: 150, 100, 200, -100",
   "basic.showString|param|text": "the text to scroll on the screen, eg: \"Hello!\"",
   "control": "Runtime and event utilities.",
+  "control.assert": "If the condition is false, display msg on serial console, and panic with code 098.",
+  "control.deviceName": "Gets a friendly name for the device derived from the its serial number",
+  "control.deviceSerialNumber": "Derive a unique, consistent serial number of this device from internal data.",
+  "control.eventSourceId": "Returns the value of a C++ runtime constant",
+  "control.eventTimestamp": "Gets the timestamp of the last event executed on the bus",
+  "control.eventValue": "Gets the value of the last event executed on the bus",
+  "control.eventValueId": "Returns the value of a C++ runtime constant",
   "control.inBackground": "Schedules code that run in the background.",
+  "control.onEvent": "Raises an event in the event bus.",
+  "control.panic": "Display specified error code and stop the program.",
+  "control.raiseEvent": "Raises an event in the event bus.",
+  "control.raiseEvent|param|mode": "optional definition of how the event should be processed after construction (default is CREATE_AND_FIRE).",
+  "control.raiseEvent|param|src": "ID of the MicroBit Component that generated the event e.g. MICROBIT_ID_BUTTON_A.",
+  "control.raiseEvent|param|value": "Component specific code indicating the cause of the event.",
   "control.reset": "Resets the BBC micro:bit.",
+  "control.runtimeWarning": "Display warning in the simulator.",
   "control.waitMicros": "Blocks the current fiber for the given microseconds",
   "control.waitMicros|param|micros": "number of micro-seconds to wait. eg: 4",
   "game": "A single-LED sprite game engine",
+  "game.addLife": "Adds life points to the current life",
+  "game.addLife|param|lives": "TODO",
   "game.addScore": "Adds points to the current score",
   "game.addScore|param|points": "amount of points to change, eg: 1",
+  "game.createSprite": "Creates a new LED sprite pointing to the right.",
+  "game.createSprite|param|x": "sprite horizontal coordinate, eg: 2",
+  "game.createSprite|param|y": "sprite vertical coordinate, eg: 2",
+  "game.currentTime": "Gets the remaining time (since `start countdown`) or current time (since the device started or `start stopwatch`) in milliseconds.",
   "game.gameOver": "Displays a game over animation.",
+  "game.invalidSprite": "Gets an invalid sprite; used to initialize locals.",
+  "game.isGameOver": "Indicates if the game is display the game over sequence.",
+  "game.isRunning": "Gets a value indicating if the game is still running. Returns `false` if game over.",
+  "game.level": "Gets the current level",
+  "game.levelUp": "Increments the level and display a message.",
+  "game.life": "Gets the current life",
+  "game.removeLife": "Removes some life",
+  "game.removeLife|param|life": "TODO",
   "game.score": "Gets the current score",
+  "game.setLife": "Sets the current life value",
+  "game.setLife|param|value": "TODO",
   "game.setScore": "Sets the current score value",
   "game.setScore|param|value": "TODO",
+  "game.showScore": "Displays the score on the screen.",
   "game.startCountdown": "Starts a game countdown timer",
   "game.startCountdown|param|ms": "countdown duration in milliseconds, eg: 10000",
+  "game.startStopwatch": "Starts a stopwatch timer. `current time` will return the elapsed time.",
   "images": "Creation, manipulation and display of LED images.",
   "images.createBigImage": "Creates an image with 2 frames.",
   "images.createImage": "Creates an image that fits on the LED screen.",
@@ -76,6 +133,7 @@
   "input.temperature": "Gets the temperature in Celsius degrees (°C).",
   "led": "Control of the LED screen.",
   "led.brightness": "Get the screen brightness from 0 (off) to 255 (full bright).",
+  "led.enable": "Turns on or off the display",
   "led.fadeIn": "Fades in the screen display.",
   "led.fadeIn|param|ms": "TODO",
   "led.fadeOut": "Fades out the screen brightness.",
@@ -94,7 +152,7 @@
   "led.setBrightness": "Set the screen brightness from 0 (off) to 255 (full bright).",
   "led.setBrightness|param|value": "the brightness value, eg:255, 127, 0",
   "led.setDisplayMode": "Sets the display mode between black and white and greyscale for rendering LEDs.",
-  "led.setDisplayMode|param|mode": "TODO",
+  "led.setDisplayMode|param|mode": "mode the display mode in which the screen operates",
   "led.stopAnimation": "Cancels the current animation and clears other pending animations.",
   "led.toggle": "Toggles a particular pixel",
   "led.toggleAll": "Inverts the current LED display",
@@ -133,12 +191,16 @@
   "pins.analogWritePin": "Set the connector value as analog. Value must be comprised between 0 and 1023.",
   "pins.analogWritePin|param|name": "pin name to write to",
   "pins.analogWritePin|param|value": "value to write to the pin between ``0`` and ``1023``. eg:1023,0",
+  "pins.createBuffer": "Create a new zero-initialized buffer.",
+  "pins.createBuffer|param|size": "number of bytes in the buffer",
   "pins.digitalReadPin": "Read the specified pin or connector as either 0 or 1",
   "pins.digitalReadPin|param|name": "pin to read from",
   "pins.digitalWritePin": "Set a pin or connector value to either 0 or 1.",
   "pins.digitalWritePin|param|name": "pin to write to",
   "pins.digitalWritePin|param|value": "value to set on the pin, 1 eg,0",
+  "pins.i2cReadBuffer": "Read `size` bytes from a 7-bit I2C `address`.",
   "pins.i2cReadNumber": "Read one number from 7-bit I2C address.",
+  "pins.i2cWriteBuffer": "Write bytes to a 7-bit I2C `address`.",
   "pins.i2cWriteNumber": "Write one number to a 7-bit I2C address.",
   "pins.map": "Re-maps a number from one range to another. That is, a value of ``from low`` would get mapped to ``to low``, a value of ``from high`` to ``to high``, values in-between to values in-between, etc.",
   "pins.map|param|fromHigh": "the upper bound of the value's current range, eg: 1023",
@@ -148,6 +210,9 @@
   "pins.map|param|value": "value to map in ranges",
   "pins.onPulsed": "Configures this pin to a digital input, and generates events where the timestamp is the duration that this pin was either ``high`` or ``low``.",
   "pins.pulseDuration": "Gets the duration of the last pulse in micro-seconds. This function should be called from a ``onPulsed`` handler.",
+  "pins.pulseIn": "Returns the duration of a pulse in microseconds",
+  "pins.pulseIn|param|name": "the pin which measures the pulse",
+  "pins.pulseIn|param|value": "the value of the pulse (default high)",
   "pins.servoSetPulse": "Configures this IO pin as an analog/pwm output, configures the period to be 20 ms, and sets the pulse width, based on the value it is given **microseconds** or `1/1000` milliseconds.",
   "pins.servoSetPulse|param|micros": "pulse duration in micro seconds, eg:1500",
   "pins.servoSetPulse|param|name": "pin name",
@@ -157,9 +222,12 @@
   "pins.setPull": "Configures the pull of this pin.",
   "pins.setPull|param|name": "pin to set the pull mode on",
   "pins.setPull|param|pull": "one of the mbed pull configurations: PullUp, PullDown, PullNone ",
+  "pins.sizeOf": "Get the size in bytes of specified number format.",
   "pins.spiWrite": "Write to the SPI slave and return the response",
   "pins.spiWrite|param|value": "Data to be sent to the SPI slave",
   "serial": "Reading and writing data over a serial connection.",
+  "serial.delimiters": "Returns the delimiter corresponding string",
+  "serial.onLineReceived": "Registers an event to be fired when a line has been received",
   "serial.readLine": "Reads a line of text from the serial port.",
   "serial.readUntil": "Reads a line of text from the serial port and returns the buffer when the delimiter is met.",
   "serial.readUntil|param|delimiter": "text delimiter that separates each text chunk",
diff --git a/libs/core/_locales/core-strings.json b/libs/core/_locales/core-strings.json
index c51caf1a..edb0826a 100644
--- a/libs/core/_locales/core-strings.json
+++ b/libs/core/_locales/core-strings.json
@@ -1,7 +1,13 @@
 {
   "Math.randomBoolean|block": "pick random true or false",
   "Math|block": "Math",
+  "String.charAt|block": "char from %this|at %pos",
+  "String.compare|block": "compare %this| to %that",
+  "String.concat|block": "join %this|%other",
   "String.fromCharCode|block": "text from char code %code",
+  "String.isEmpty|block": "%this| is empty",
+  "String.length|block": "length of %VALUE",
+  "String.substr|block": "substring of %this|from %start|of length %length",
   "String|block": "String",
   "basic.clearScreen|block": "clear screen",
   "basic.forever|block": "forever",
@@ -10,11 +16,20 @@
   "basic.showNumber|block": "show|number %number",
   "basic.showString|block": "show|string %text",
   "basic|block": "basic",
+  "control.deviceName|block": "device name",
+  "control.deviceSerialNumber|block": "device serial number",
+  "control.eventSourceId|block": "%id",
+  "control.eventTimestamp|block": "event timestamp",
+  "control.eventValueId|block": "%id",
+  "control.eventValue|block": "event value",
   "control.inBackground|block": "run in background",
+  "control.onEvent|block": "on event|from %src=control_event_source_id|with value %value=control_event_value_id",
+  "control.raiseEvent|block": "raise event|from source %src=control_event_source_id|with value %value=control_event_value_id",
   "control.reset|block": "reset",
   "control.waitMicros|block": "wait (µs)%micros",
   "control|block": "control",
   "game.addScore|block": "change score by|%points",
+  "game.createSprite|block": "create sprite at|x: %x|y: %y",
   "game.gameOver|block": "game over",
   "game.score|block": "score",
   "game.startCountdown|block": "start countdown|(ms) %duration",
@@ -65,11 +80,13 @@
   "pins.map|block": "map %value|from low %fromLow|from high %fromHigh|to low %toLow|to high %toHigh",
   "pins.onPulsed|block": "on|pin %pin|pulsed %pulse",
   "pins.pulseDuration|block": "pulse duration (µs)",
+  "pins.pulseIn|block": "pulse in (µs)|pin %name|pulsed %value",
   "pins.servoSetPulse|block": "servo set pulse|pin %value|to (µs) %micros",
   "pins.servoWritePin|block": "servo write|pin %name|to %value",
   "pins.setPull|block": "set pull|pin %pin|to %pull",
   "pins.spiWrite|block": "spi write %value",
   "pins|block": "pins",
+  "serial.delimiters|block": "%del",
   "serial.readLine|block": "serial|read line",
   "serial.readUntil|block": "serial|read until %delimiter=serial_delimiter_conv",
   "serial.redirect|block": "serial|redirect to|TX %tx|RX %rx|at baud rate %rate",
@@ -87,5 +104,7 @@
   "{id:category}Math": "Math",
   "{id:category}Music": "Music",
   "{id:category}Pins": "Pins",
-  "{id:category}Serial": "Serial"
+  "{id:category}Serial": "Serial",
+  "{id:category}String": "String",
+  "{id:category}Text": "Text"
 }
\ No newline at end of file
diff --git a/libs/radio/_locales/radio-jsdoc-strings.json b/libs/radio/_locales/radio-jsdoc-strings.json
index 9b04a86b..f80bb225 100644
--- a/libs/radio/_locales/radio-jsdoc-strings.json
+++ b/libs/radio/_locales/radio-jsdoc-strings.json
@@ -1,20 +1,24 @@
 {
   "radio": "Communicate data using radio packets",
+  "radio.onDataPacketReceived": "Registers code to run when the radio receives a packet. Also takes the\nreceived packet from the radio queue.",
   "radio.onDataReceived": "Registers code to run when a packet is received over radio.",
-  "radio.receiveNumber": "Reads the next packet as a number from the radio queue.",
-  "radio.receiveString": "Reads the next packet as a string and returns it.",
-  "radio.receivedNumberAt": "Reads a number at a given index, between ``0`` and ``3``, from the packet received by ``receive number``. Not supported in simulator.",
-  "radio.receivedNumberAt|param|index": "index of the number to read from 0 to 3. 1 eg",
-  "radio.receivedSignalStrength": "Gets the received signal strength indicator (RSSI) from the packet received by ``receive number``. Not supported in simulator.\nnamespace=radio",
+  "radio.receiveNumber": "Reads the next packet from the radio queue and returns the packet's number\npayload or 0 if the packet did not contain a number.",
+  "radio.receiveString": "Reads the next packet from the radio queue and returns the packet's string\npayload or the empty string if the packet did not contain a string.",
+  "radio.receivedNumber": "Returns the number payload from the last packet taken from the radio queue\n(via ``receiveNumber``, ``receiveString``, etc) or 0 if that packet did not\ncontain a number.",
+  "radio.receivedSerial": "Returns the serial number of the sender micro:bit from the last packet taken\nfrom the radio queue (via ``receiveNumber``, ``receiveString``, etc) or 0 if\nthat packet did not send a serial number.",
+  "radio.receivedSignalStrength": "Gets the received signal strength indicator (RSSI) from the last packet taken\nfrom the radio queue (via ``receiveNumber``, ``receiveString``, etc). Not supported in simulator.\nnamespace=radio",
+  "radio.receivedString": "Returns the string payload from the last packet taken from the radio queue\n(via ``receiveNumber``, ``receiveString``, etc) or the empty string if that\npacket did not contain a string.",
+  "radio.receivedTime": "Returns the system time of the sender micro:bit at the moment when it sent the\nlast packet taken from the radio queue (via ``receiveNumber``,\n``receiveString``, etc).",
   "radio.sendNumber": "Broadcasts a number over radio to any connected micro:bit in the group.",
-  "radio.sendString": "Broadcasts a number over radio to any connected micro:bit in the group.",
+  "radio.sendString": "Broadcasts a string along with the device serial number\nand running time to any connected micro:bit in the group.",
   "radio.sendValue": "Broadcasts a name / value pair along with the device serial number\nand running time to any connected micro:bit in the group.",
-  "radio.sendValue|param|name": "the field name (max 12 characters), eg: \"data\"",
+  "radio.sendValue|param|name": "the field name (max 12 characters), eg: \"name\"",
   "radio.sendValue|param|value": "the numberic value",
   "radio.setGroup": "Sets the group id for radio communications. A micro:bit can only listen to one group ID at any time.\n@ param id the group id between ``0`` and ``255``, 1 eg",
   "radio.setTransmitPower": "Change the output power level of the transmitter to the given value.",
   "radio.setTransmitPower|param|power": "a value in the range 0..7, where 0 is the lowest power and 7 is the highest. eg: 7",
   "radio.setTransmitSerialNumber": "Set the radio to transmit the serial number in each message.",
   "radio.setTransmitSerialNumber|param|transmit": "value indicating if the serial number is transmitted, eg: true",
-  "radio.writeValueToSerial": "Reads a value sent with `stream value` and writes it\nto the serial stream as JSON"
+  "radio.writeReceivedPacketToSerial": "Writes the last received packet to serial as JSON. This should be called\nwithin an ``onDataPacketReceived`` callback.",
+  "radio.writeValueToSerial": "Reads the next packet from the radio queue and and writes it to serial\nas JSON."
 }
\ No newline at end of file
diff --git a/libs/radio/_locales/radio-strings.json b/libs/radio/_locales/radio-strings.json
index 1364cff0..c113d9a8 100644
--- a/libs/radio/_locales/radio-strings.json
+++ b/libs/radio/_locales/radio-strings.json
@@ -1,4 +1,5 @@
 {
+  "radio.onDataPacketReceived|block": "on radio received",
   "radio.onDataReceived|block": "radio on data received",
   "radio.receiveNumber|block": "radio receive number",
   "radio.receiveString|block": "radio receive string",
@@ -9,6 +10,7 @@
   "radio.setGroup|block": "radio set group %ID",
   "radio.setTransmitPower|block": "radio set transmit power %power",
   "radio.setTransmitSerialNumber|block": "radio set transmit serial number %transmit",
+  "radio.writeReceivedPacketToSerial|block": "radio write received packet to serial",
   "radio.writeValueToSerial|block": "radio write value to serial",
   "radio|block": "radio",
   "{id:category}Radio": "Radio"